{"title":"Titanium Red Dot Sights","description":"\u003cp\u003eTitanium housings give you a stronger, more corrosion-resistant optic at a similar weight to aluminium, which is worth having on a duty or carry gun that takes real abuse. This collection covers the enclosed \u003cstrong\u003eHolosun HE509T X2\u003c\/strong\u003e, the open-emitter \u003cstrong\u003eHE508T X2\u003c\/strong\u003e and the \u003cstrong\u003eHM3XT\u003c\/strong\u003e titanium magnifier.\u003c\/p\u003e\u003cp\u003eCompare housings in \u003ca href=\"\/blogs\/news\/open-reflex-vs-enclosed-red-dot-sights\"\u003eopen reflex vs enclosed\u003c\/a\u003e, or see the wider \u003ca href=\"\/collections\/holosun-optics\"\u003eHolosun range\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"holosun-hm3xt-3x-magnifier-qd-flip-to-side-mount-black-hm3xt","title":"Holosun HM3XT 3x Magnifier QD Flip-to-Side Mount Black – HM3XT","description":"\u003cp\u003eTitanium is the whole point of the \u003cstrong\u003eHolosun HM3XT Magnifier\u003c\/strong\u003e. It does the same job as the aluminium HM3X — flips in behind your sight for 3x, swings aside on its QD mount for 1x — but the titanium build takes noticeable weight off the rifle, which is what you are paying for.\u003c\/p\u003e\n\u003ch3\u003eHow It Compares\u003c\/h3\u003e\n\u003cp\u003eThe standard aluminium version of this magnifier is the \u003ca href=\"\/products\/holosun-hm3x-3x-magnifier-qd-flip-to-side-mount-black-hm3x\"\u003eHM3X\u003c\/a\u003e. For more reach than 3x, step up to the 6x \u003ca href=\"\/products\/holosun-hm6x-6x-magnifier-qd-flip-to-side-mount-black-hm6x\"\u003eHM6X\u003c\/a\u003e. The full selection is under \u003ca href=\"\/collections\/red-dot-sight-magnifiers\"\u003emagnifiers\u003c\/a\u003e, and \u003ca href=\"\/blogs\/news\/choosing-a-red-dot-magnifier\"\u003echoosing a red dot magnifier\u003c\/a\u003e explains the trade-offs.\u003c\/p\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWeight-conscious carbine builds\u003c\/li\u003e\n\u003cli\u003eAdding 3x reach behind a red dot you already own\u003c\/li\u003e\n\u003cli\u003eShooters moving between 1x and 3x often\u003c\/li\u003e\n\u003cli\u003eAR-15 rifles where every ounce on the rail counts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3x magnification in a titanium body\u003c\/li\u003e\n\u003cli\u003eFlip-to-side QD mount with adjustable co-witness height\u003c\/li\u003e\n\u003cli\u003e±3 diopter adjustment to suit your eyesight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU \/ MPN \/ UPC:\u003c\/strong\u003e SKU HM3XT \/ MPN HM3XT \/ UPC 810047071150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification:\u003c\/strong\u003e 3x\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount:\u003c\/strong\u003e Flip-to-side QD, adjustable co-witness height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiopter:\u003c\/strong\u003e ±3 adjustment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuild:\u003c\/strong\u003e Titanium\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHolosun HM3XT titanium magnifier\u003c\/li\u003e\n\u003cli\u003eFlip-to-side QD mount\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat do I gain over the HM3X?\u003c\/strong\u003e\u003cbr\u003eWeight, and only weight — both magnify 3x. The titanium body is the lighter of the two.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it sit right behind my optic?\u003c\/strong\u003e\u003cbr\u003eThe mount has adjustable co-witness height, so you can line the magnifier up with the sight you are running.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with holographic sights too?\u003c\/strong\u003e\u003cbr\u003eIt pairs with most red dots and holographic sights — our \u003ca href=\"\/blogs\/news\/choosing-a-red-dot-magnifier\"\u003emagnifier guide\u003c\/a\u003e covers the pairings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the diopter adjustment for?\u003c\/strong\u003e\u003cbr\u003e±3 of adjustment lets you bring the magnified image into focus for your own eye.\u003c\/p\u003e\n\u003ch3\u003eWhy buy from Red Dot Sight UK\u003c\/h3\u003e\n\u003cp\u003eA UK specialist in red dot sights, holographic sights and magnifiers from Trijicon, EOTech, Holosun and SIG Sauer — genuine optics, secure checkout and UK-based support.\u003c\/p\u003e","brand":"Holosun","offers":[{"title":"Default Title","offer_id":57965833814280,"sku":"HM3XT","price":329.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/7777\/2808\/files\/holosun-hm3xt-3x-magnifier-qd-flip-to-side-mount-black-hm3xt-red-dot-sight-magnifier-holosun-626262.jpg?v=1780981310"},{"product_id":"holosun-he508t-x2-red-dot-sight-multi-reticle-system-he508t-rd-x2","title":"Holosun HE508T X2 Red Dot Sight Multi Reticle System - HE508T-RD-X2","description":"\u003cp\u003e\u003cstrong\u003eHolosun HE508T-X2 Red Dot Sight\u003c\/strong\u003e is the \u003cstrong\u003eopen-emitter\u003c\/strong\u003e optic in Holosun's titanium T-series — worth stating plainly, because the 509T sitting alongside it is fully enclosed and this one is not. What you get instead is a Grade 5 titanium housing on the RMR footprint, 1 MOA clicks over ±50 MOA of travel, and the \u003cstrong\u003eMulti-Reticle System\u003c\/strong\u003e: 2 MOA dot, 32 MOA circle, or circle-dot.\u003c\/p\u003e\n\n\u003ch3\u003eHow It Compares\u003c\/h3\u003e\n\u003cp\u003eThe same optic in green is the \u003ca href=\"\/products\/holosun-he508t-x2-green-dot-sight-multi-reticle-system-he508t-gr-x2\"\u003eHE508T-X2 Green\u003c\/a\u003e. If you want the emitter sealed in, that is the \u003ca href=\"\/products\/holosun-he509t-x2-red-dot-sight-multi-reticle-system-he509t-rd-x2\"\u003eHE509T-X2\u003c\/a\u003e. For an aluminium alternative, the \u003ca href=\"\/products\/holosun-hs507c-x2-red-dot-sight-multi-reticle-system-solar-failsafe-hs507c-x2\"\u003eHS507C-X2\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDuty and defensive pistols on RMR-cut slides\u003c\/li\u003e\n\u003cli\u003eBuilds where housing strength counts for more than a sealed emitter\u003c\/li\u003e\n\u003cli\u003eShooters who want dot, circle and circle-dot on one sight\u003c\/li\u003e\n\u003cli\u003eHard use without added weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOpen emitter — the enclosed sibling is the 509T\u003c\/li\u003e\n\u003cli\u003eGrade 5 titanium housing\u003c\/li\u003e\n\u003cli\u003eMulti-Reticle System: 2 MOA red dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003e1 MOA clicks, ±50 MOA windage and elevation travel\u003c\/li\u003e\n\u003cli\u003eSolar Failsafe and Shake Awake; side-loading CR1632; up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003eRMR footprint; X2 glass\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU \/ MPN \/ UPC:\u003c\/strong\u003e SKU HE508T-RD-X2 \/ MPN HE508T-RD-X2 \/ UPC 810047071242\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReticle:\u003c\/strong\u003e Multi-Reticle System — 2 MOA red dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification:\u003c\/strong\u003e 1x, parallax-free, unlimited eye relief\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWindage \/ elevation per click:\u003c\/strong\u003e 1 MOA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal adjustment travel:\u003c\/strong\u003e ±50 MOA (windage \u0026amp; elevation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Solar Failsafe + side-loading CR1632, Shake Awake, up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Grade 5 titanium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint:\u003c\/strong\u003e Trijicon RMR\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHolosun HE508T-X2 red dot sight\u003c\/li\u003e\n\u003cli\u003eMounting hardware and fitting tool\u003c\/li\u003e\n\u003cli\u003eCR1632 battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e508T or 509T?\u003c\/strong\u003e\u003cbr\u003eThe 508T is an open reflex — the emitter is exposed beneath the glass. The 509T encloses it. If holster lint and rain are your main worry, the 509T is the one to look at.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy titanium?\u003c\/strong\u003e\u003cbr\u003eIt is tougher than aluminium for the same weight, which is why this is the duty-oriented version.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much adjustment does it have?\u003c\/strong\u003e\u003cbr\u003e1 MOA per click, with ±50 MOA of total travel in both windage and elevation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit my pistol?\u003c\/strong\u003e\u003cbr\u003eIt uses the Trijicon RMR footprint.\u003c\/p\u003e\n\n\u003ch3\u003eWhy buy from Red Dot Sight UK\u003c\/h3\u003e\n\u003cp\u003eA UK specialist in red dot sights, holographic sights and magnifiers from Trijicon, EOTech, Holosun and SIG Sauer — genuine optics, secure checkout and UK-based support.\u003c\/p\u003e","brand":"Holosun","offers":[{"title":"Default Title","offer_id":57965835878664,"sku":"HE508T-RD-X2","price":409.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/7777\/2808\/files\/holosun-he508t-x2-red-dot-sight-multi-reticle-system-he508t-rd-x2-red-dot-sight-holosun-586275.jpg?v=1780980164"},{"product_id":"holosun-he509t-x2-red-dot-sight-multi-reticle-system-he509t-rd-x2","title":"Holosun HE509T X2 Red Dot Sight Multi Reticle System - HE509T-RD-X2","description":"\u003cp\u003e\u003cstrong\u003eHolosun HE509T-X2 Red Dot Sight\u003c\/strong\u003e is the \u003cstrong\u003efully enclosed\u003c\/strong\u003e titanium pistol optic — the emitter is sealed inside the housing rather than sitting exposed under the glass, which is the whole reason to choose it over the open 508T. Grade 5 titanium, 1 MOA clicks over ±30 MOA of travel, and the \u003cstrong\u003eMulti-Reticle System\u003c\/strong\u003e for a 2 MOA dot, a 32 MOA circle or a circle-dot.\u003c\/p\u003e\n\n\u003ch3\u003eHow It Compares\u003c\/h3\u003e\n\u003cp\u003eIn green or gold, the \u003ca href=\"\/products\/holosun-he509t-x2-green-dot-sight-multi-reticle-system-he509t-gr-x2\"\u003eHE509T-X2 Green\u003c\/a\u003e or the \u003ca href=\"\/products\/holosun-he509t-x2-gold-dot-sight-multi-reticle-system-he509t-x2-gd\"\u003eGold\u003c\/a\u003e. If you would rather have the open-emitter titanium optic, the \u003ca href=\"\/products\/holosun-he508t-x2-red-dot-sight-multi-reticle-system-he508t-rd-x2\"\u003eHE508T-X2\u003c\/a\u003e. \u003ca href=\"\/blogs\/news\/open-reflex-vs-enclosed-red-dot-sights\"\u003eopen reflex vs enclosed\u003c\/a\u003e sets out what each layout costs you.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDuty and defensive pistols carried daily\u003c\/li\u003e\n\u003cli\u003eWet, dusty or lint-heavy conditions\u003c\/li\u003e\n\u003cli\u003eHard-use builds that stay light\u003c\/li\u003e\n\u003cli\u003eShooters who want dot, circle and circle-dot in one optic\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFully enclosed emitter — the open equivalent is the 508T\u003c\/li\u003e\n\u003cli\u003eGrade 5 titanium housing\u003c\/li\u003e\n\u003cli\u003eMulti-Reticle System: 2 MOA red dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003e1 MOA clicks, ±30 MOA windage and elevation travel\u003c\/li\u003e\n\u003cli\u003eSolar Failsafe and Shake Awake; side-loading CR1632; up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003eShips with optics-ready mounting plates, including an RMR adapter plate\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU \/ MPN \/ UPC:\u003c\/strong\u003e SKU HE509T-RD-X2 \/ MPN HE509T-RD-X2 \/ UPC 810047071600\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReticle:\u003c\/strong\u003e Multi-Reticle System — 2 MOA red dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification:\u003c\/strong\u003e 1x, parallax-free, unlimited eye relief\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Fully enclosed reflex\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWindage \/ elevation per click:\u003c\/strong\u003e 1 MOA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal adjustment travel:\u003c\/strong\u003e ±30 MOA (windage \u0026amp; elevation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Solar Failsafe + side-loading CR1632, Shake Awake, up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Grade 5 titanium; ships with optics-ready mounting plates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint:\u003c\/strong\u003e Holosun 509T (multi-plate system; includes RMR adapter plate)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHolosun HE509T-X2 red dot sight\u003c\/li\u003e\n\u003cli\u003eOptics-ready mounting plates and hardware\u003c\/li\u003e\n\u003cli\u003eCR1632 battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e509T or 508T?\u003c\/strong\u003e\u003cbr\u003eThe 509T is fully enclosed; the 508T is an open reflex. Sealing the emitter is what you are paying for here.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy titanium as well?\u003c\/strong\u003e\u003cbr\u003eTitanium is tough yet light — combined with the sealed emitter it makes this the duty-grade option.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat mounting does it use?\u003c\/strong\u003e\u003cbr\u003eThe Holosun 509T multi-plate system, and it ships with plates for popular optics-ready pistols including an RMR adapter. See our \u003ca href=\"\/blogs\/news\/red-dot-sight-footprints-explained\"\u003efootprints guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much zeroing adjustment is there?\u003c\/strong\u003e\u003cbr\u003e1 MOA per click, with ±30 MOA of travel in windage and elevation.\u003c\/p\u003e\n\n\u003ch3\u003eWhy buy from Red Dot Sight UK\u003c\/h3\u003e\n\u003cp\u003eA UK specialist in red dot sights, holographic sights and magnifiers from Trijicon, EOTech, Holosun and SIG Sauer — genuine optics, secure checkout and UK-based support.\u003c\/p\u003e","brand":"Holosun","offers":[{"title":"Default Title","offer_id":57965835976968,"sku":"HE509T-RD-X2","price":449.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/7777\/2808\/files\/holosun-he509t-x2-red-dot-sight-multi-reticle-system-he509t-rd-x2-red-dot-sight-holosun-750434.jpg?v=1780980239"},{"product_id":"holosun-he509t-x2-green-dot-sight-multi-reticle-system-he509t-gr-x2","title":"Holosun HE509T X2 Green Dot Sight Multi Reticle System - HE509T-GR-X2","description":"\u003cp\u003e\u003cstrong\u003eHolosun HE509T-X2 Green Dot Sight\u003c\/strong\u003e seals a green emitter inside a Grade 5 titanium housing — \u003cstrong\u003efully enclosed\u003c\/strong\u003e, unlike the open 508T, so lint, dust and rain never reach the emitter. Adjustment is 1 MOA per click across ±30 MOA of travel, and the \u003cstrong\u003eMulti-Reticle System\u003c\/strong\u003e offers a 2 MOA green dot, a 32 MOA circle or both as a circle-dot.\u003c\/p\u003e\n\n\u003ch3\u003eHow It Compares\u003c\/h3\u003e\n\u003cp\u003eIn red or gold, the \u003ca href=\"\/products\/holosun-he509t-x2-red-dot-sight-multi-reticle-system-he509t-rd-x2\"\u003eHE509T-X2 Red\u003c\/a\u003e or the \u003ca href=\"\/products\/holosun-he509t-x2-gold-dot-sight-multi-reticle-system-he509t-x2-gd\"\u003eGold\u003c\/a\u003e. Prefer the open-emitter titanium optic? The \u003ca href=\"\/products\/holosun-he508t-x2-green-dot-sight-multi-reticle-system-he508t-gr-x2\"\u003eHE508T-X2 Green\u003c\/a\u003e. More \u003ca href=\"\/collections\/enclosed-red-dot-sights\"\u003eenclosed red dot sights\u003c\/a\u003e are collected here.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDuty and defensive pistols carried daily\u003c\/li\u003e\n\u003cli\u003eShooters whose eyes favour green over red\u003c\/li\u003e\n\u003cli\u003eSealed, all-weather performance\u003c\/li\u003e\n\u003cli\u003eHard-use builds that stay light\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFully enclosed emitter — the open equivalent is the 508T\u003c\/li\u003e\n\u003cli\u003eGrade 5 titanium housing\u003c\/li\u003e\n\u003cli\u003eMulti-Reticle System: 2 MOA green dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003e1 MOA clicks, ±30 MOA windage and elevation travel\u003c\/li\u003e\n\u003cli\u003eSolar Failsafe and Shake Awake; side-loading CR1632; up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003eShips with optics-ready mounting plates, including an RMR adapter plate\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU \/ MPN \/ UPC:\u003c\/strong\u003e SKU HE509T-GR X2 \/ MPN HE509T-GR X2 \/ UPC 605930625868\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReticle:\u003c\/strong\u003e Multi-Reticle System — 2 MOA green dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification:\u003c\/strong\u003e 1x, parallax-free, unlimited eye relief\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Fully enclosed reflex\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWindage \/ elevation per click:\u003c\/strong\u003e 1 MOA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal adjustment travel:\u003c\/strong\u003e ±30 MOA (windage \u0026amp; elevation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Solar Failsafe + side-loading CR1632, Shake Awake, up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Grade 5 titanium; ships with optics-ready mounting plates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint:\u003c\/strong\u003e Holosun 509T (multi-plate system; includes RMR adapter plate)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHolosun HE509T-X2 green dot sight\u003c\/li\u003e\n\u003cli\u003eOptics-ready mounting plates and hardware\u003c\/li\u003e\n\u003cli\u003eCR1632 battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes the 509T different from the 508T?\u003c\/strong\u003e\u003cbr\u003eThe 509T is fully enclosed; the 508T leaves the emitter open. Both are Grade 5 titanium.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGreen or red?\u003c\/strong\u003e\u003cbr\u003eGreen can be easier to see in daylight; the rest of the sight is unchanged.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit my pistol?\u003c\/strong\u003e\u003cbr\u003eIt ships with mounting plates for popular optics-ready pistols, including an RMR adapter plate. See our \u003ca href=\"\/blogs\/news\/red-dot-sight-footprints-explained\"\u003efootprints guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow fine is the adjustment?\u003c\/strong\u003e\u003cbr\u003e1 MOA per click, ±30 MOA of total travel in windage and elevation.\u003c\/p\u003e\n\n\u003ch3\u003eWhy buy from Red Dot Sight UK\u003c\/h3\u003e\n\u003cp\u003eA UK specialist in red dot sights, holographic sights and magnifiers from Trijicon, EOTech, Holosun and SIG Sauer — genuine optics, secure checkout and UK-based support.\u003c\/p\u003e","brand":"Holosun","offers":[{"title":"Default Title","offer_id":57965838827784,"sku":"HE509T-GR X2","price":489.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/7777\/2808\/files\/holosun-he509t-x2-green-dot-sight-multi-reticle-system-he509t-gr-x2-green-dot-sight-holosun-174673.jpg?v=1780979866"},{"product_id":"holosun-he509t-x2-gold-dot-sight-multi-reticle-system-he509t-x2-gd","title":"Holosun HE509T X2 Gold Dot Sight Multi Reticle System - HE509T-X2-GD","description":"\u003cp\u003e\u003cstrong\u003eHolosun HE509T-X2 Gold Dot Sight\u003c\/strong\u003e is the titanium enclosed pistol optic with a gold emitter — a colour some shooters find the easiest of the three to pick up. The housing is \u003cstrong\u003efully enclosed\u003c\/strong\u003e Grade 5 titanium, adjustment is 1 MOA per click over ±30 MOA of travel, and the \u003cstrong\u003eMulti-Reticle System\u003c\/strong\u003e runs a 2 MOA gold dot, a 32 MOA circle or a circle-dot.\u003c\/p\u003e\n\n\u003ch3\u003eHow It Compares\u003c\/h3\u003e\n\u003cp\u003eIn red or green, the \u003ca href=\"\/products\/holosun-he509t-x2-red-dot-sight-multi-reticle-system-he509t-rd-x2\"\u003eHE509T-X2 Red\u003c\/a\u003e or the \u003ca href=\"\/products\/holosun-he509t-x2-green-dot-sight-multi-reticle-system-he509t-gr-x2\"\u003eGreen\u003c\/a\u003e. There are more \u003ca href=\"\/collections\/gold-dot-sights\"\u003egold optics\u003c\/a\u003e, \u003ca href=\"\/collections\/enclosed-red-dot-sights\"\u003eenclosed red dot sights\u003c\/a\u003e and \u003ca href=\"\/collections\/pistol-dot-sights\"\u003epistol dot sights\u003c\/a\u003e to browse.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDuty and defensive pistols carried daily\u003c\/li\u003e\n\u003cli\u003eShooters who resolve a gold reticle best\u003c\/li\u003e\n\u003cli\u003eSealed, all-weather performance\u003c\/li\u003e\n\u003cli\u003eHard-use builds that stay light\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMulti-Reticle System: 2 MOA gold dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003eFully enclosed Grade 5 titanium housing\u003c\/li\u003e\n\u003cli\u003e1 MOA clicks, ±30 MOA windage and elevation travel\u003c\/li\u003e\n\u003cli\u003eSolar Failsafe and Shake Awake; side-loading CR1632; up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003eShips with optics-ready mounting plates, including an RMR adapter plate\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU \/ MPN \/ UPC:\u003c\/strong\u003e SKU HE509T-X2-GD \/ MPN HE509T-X2-GD \/ UPC 810047074618\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReticle:\u003c\/strong\u003e Multi-Reticle System — 2 MOA gold dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification:\u003c\/strong\u003e 1x, parallax-free, unlimited eye relief\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Fully enclosed reflex\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWindage \/ elevation per click:\u003c\/strong\u003e 1 MOA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal adjustment travel:\u003c\/strong\u003e ±30 MOA (windage \u0026amp; elevation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Solar Failsafe + side-loading CR1632, Shake Awake, up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Grade 5 titanium; ships with optics-ready mounting plates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint:\u003c\/strong\u003e Holosun 509T (multi-plate system; includes RMR adapter plate)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHolosun HE509T-X2 gold dot sight\u003c\/li\u003e\n\u003cli\u003eOptics-ready mounting plates and hardware\u003c\/li\u003e\n\u003cli\u003eCR1632 battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy a gold reticle?\u003c\/strong\u003e\u003cbr\u003eSome shooters find gold the easiest colour to pick up. Performance is otherwise identical to the red and green versions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does 'fully enclosed' buy me?\u003c\/strong\u003e\u003cbr\u003eThe emitter is sealed inside the housing, so dust and moisture cannot settle on it — the reason this design gets carried on duty guns.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit my pistol?\u003c\/strong\u003e\u003cbr\u003eIt ships with mounting plates for popular optics-ready pistols, including an RMR adapter plate. See our \u003ca href=\"\/blogs\/news\/red-dot-sight-footprints-explained\"\u003efootprints guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much adjustment travel is there?\u003c\/strong\u003e\u003cbr\u003e±30 MOA in windage and elevation, in 1 MOA clicks.\u003c\/p\u003e\n\n\u003ch3\u003eWhy buy from Red Dot Sight UK\u003c\/h3\u003e\n\u003cp\u003eA UK specialist in red dot sights, holographic sights and magnifiers from Trijicon, EOTech, Holosun and SIG Sauer — genuine optics, secure checkout and UK-based support.\u003c\/p\u003e","brand":"Holosun","offers":[{"title":"Default Title","offer_id":57965839057160,"sku":"HE509T-X2-GD","price":449.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/7777\/2808\/files\/holosun-he509t-x2-gold-dot-sight-multi-reticle-system-he509t-x2-gd-gold-dot-sight-holosun-313968.jpg?v=1780980146"},{"product_id":"holosun-he508t-x2-green-dot-sight-multi-reticle-system-he508t-gr-x2","title":"Holosun HE508T X2 Green Dot Sight Multi Reticle System - HE508T-GR-X2","description":"\u003cp\u003e\u003cstrong\u003eHolosun HE508T-X2 Green Dot Sight\u003c\/strong\u003e is the titanium \u003cstrong\u003eopen reflex\u003c\/strong\u003e with a green emitter — open being the key word, since the enclosed member of the T-series is the 509T. The Grade 5 titanium housing keeps it tough at low weight, adjustment runs 1 MOA per click over ±50 MOA of travel, and the \u003cstrong\u003eMulti-Reticle System\u003c\/strong\u003e covers a 2 MOA green dot, a 32 MOA circle and a circle-dot.\u003c\/p\u003e\n\n\u003ch3\u003eHow It Compares\u003c\/h3\u003e\n\u003cp\u003eIn red, the \u003ca href=\"\/products\/holosun-he508t-x2-red-dot-sight-multi-reticle-system-he508t-rd-x2\"\u003eHE508T-X2 Red\u003c\/a\u003e. Want the emitter sealed in titanium instead? The \u003ca href=\"\/products\/holosun-he509t-x2-green-dot-sight-multi-reticle-system-he509t-gr-x2\"\u003eHE509T-X2 Green\u003c\/a\u003e. There are more \u003ca href=\"\/collections\/green-dot-sights\"\u003egreen optics\u003c\/a\u003e and \u003ca href=\"\/collections\/pistol-dot-sights\"\u003epistol dot sights\u003c\/a\u003e to compare.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDuty and defensive pistols on RMR-cut slides\u003c\/li\u003e\n\u003cli\u003eShooters whose eyes favour green over red\u003c\/li\u003e\n\u003cli\u003eHard-use builds that stay light\u003c\/li\u003e\n\u003cli\u003eAnyone who wants three reticles from one optic\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOpen emitter — the enclosed sibling is the 509T\u003c\/li\u003e\n\u003cli\u003eGrade 5 titanium housing\u003c\/li\u003e\n\u003cli\u003eMulti-Reticle System: 2 MOA green dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003e1 MOA clicks, ±50 MOA windage and elevation travel\u003c\/li\u003e\n\u003cli\u003eSolar Failsafe and Shake Awake; side-loading CR1632; up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003eRMR footprint; X2 glass\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU \/ MPN \/ UPC:\u003c\/strong\u003e SKU HE508T-GR-X2 \/ MPN HE508T-GR-X2 \/ UPC 810047071273\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReticle:\u003c\/strong\u003e Multi-Reticle System — 2 MOA green dot \/ 32 MOA circle \/ circle-dot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnification:\u003c\/strong\u003e 1x, parallax-free, unlimited eye relief\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWindage \/ elevation per click:\u003c\/strong\u003e 1 MOA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal adjustment travel:\u003c\/strong\u003e ±50 MOA (windage \u0026amp; elevation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e Solar Failsafe + side-loading CR1632, Shake Awake, up to 50,000 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Grade 5 titanium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint:\u003c\/strong\u003e Trijicon RMR\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHolosun HE508T-X2 green dot sight\u003c\/li\u003e\n\u003cli\u003eMounting hardware and fitting tool\u003c\/li\u003e\n\u003cli\u003eCR1632 battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs the emitter open or enclosed?\u003c\/strong\u003e\u003cbr\u003eOpen. The 508T is an open reflex; the fully enclosed titanium option is the 509T.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy titanium rather than aluminium?\u003c\/strong\u003e\u003cbr\u003eTitanium is tougher than aluminium for the same weight — the reason the T-series exists.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGreen or red?\u003c\/strong\u003e\u003cbr\u003eGreen can be easier to see in daylight; the sight is otherwise the same.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the adjustment increments?\u003c\/strong\u003e\u003cbr\u003e1 MOA per click, ±50 MOA of travel in windage and elevation. See our \u003ca href=\"\/blogs\/news\/red-dot-sight-footprints-explained\"\u003efootprints guide\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhy buy from Red Dot Sight UK\u003c\/h3\u003e\n\u003cp\u003eA UK specialist in red dot sights, holographic sights and magnifiers from Trijicon, EOTech, Holosun and SIG Sauer — genuine optics, secure checkout and UK-based support.\u003c\/p\u003e","brand":"Holosun","offers":[{"title":"Default Title","offer_id":57965839122696,"sku":"HE508T-GR-X2","price":429.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/7777\/2808\/files\/holosun-he508t-x2-green-dot-sight-multi-reticle-system-he508t-gr-x2-green-dot-sight-holosun-991323.jpg?v=1780984655"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/7777\/2808\/collections\/hf_20260726_234231_c109ba7c-9e31-4806-b373-993c2154f139.png?v=1785109462","url":"https:\/\/reddotsight.co.uk\/collections\/titanium-red-dot-sights.oembed","provider":"Red Dot Sight UK","version":"1.0","type":"link"}