{"product_id":"holosun-hs507k-x2-fde-multi-reticle-2-moa-dot-32-moa-circle","title":"Holosun HS507K X2 FDE Multi-Reticle 2 MOA Dot \u0026 32 MOA Circle","description":"\u003cp\u003eIn this review the Holosun HS507K X2 FDE is assessed as a compact open reflex sight intended for subcompact handguns, especially users of P365-style slides who need a rugged, quick-acquisition optic. The bottom line: this sight delivers a clear, fast sight picture via its \u003cstrong\u003eMulti-Reticle System\u003c\/strong\u003e and long battery life, making it a practical upgrade for concealed carry and range pistols where size and durability matter. It is best chosen by shooters who value a small footprint, simple controls, and a reliable LED that can remain ready through Shake Awake.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Reticle System:\u003c\/strong\u003e The combined 32 MOA circle and 2 MOA dot gives a fast aiming reference at short distances while still allowing precise placements with the 2 MOA dot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed Super LED:\u003c\/strong\u003e High-efficiency illumination provides a usable reticle across a wide range of brightness settings and supports up to 50,000 hours of battery life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShake Awake:\u003c\/strong\u003e The sight conserves battery by deactivating the LED when idle and instantly reactivates with movement, keeping it ready without manual power cycling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Machined from 7075 T6 aluminum with an anodized finish for a lightweight but robust housing suited to everyday carry use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLock Mode and Side Battery:\u003c\/strong\u003e Button Lock Mode prevents accidental setting changes, and the side-mounted CR1632 tray makes battery replacement straightforward without removing the sight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptic Footprint:\u003c\/strong\u003e Uses Holosun K footprint and is a direct fit for P365 Optic Ready slides, with an adapter plate required for four-boss interfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe HS507K X2 is aimed at concealed carry owners and range shooters who need a compact, reliable reflex sight for subcompact pistols and value a fast target acquisition aided by a 32 MOA circle and precise 2 MOA dot. It is particularly suitable for those who appreciate long battery life and the convenience of Shake Awake.\u003c\/p\u003e\n\u003cp\u003eShooters who need magnification, very large viewing windows, or an integrated mounting solution for non-K footprint slides should look elsewhere, since this model is 1x with a small 0.58 by 0.77 in window and may require an adapter plate for some slide interfaces.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompact and lightweight for subcompact pistols while providing a quick circle-and-dot sight picture.\u003c\/li\u003e\n\u003cli\u003eExceptional battery life with Holosun Red Super LED and Shake Awake to extend usable runtime.\u003c\/li\u003e\n\u003cli\u003eRobust 7075 aluminum housing and Lock Mode help keep settings secure under daily carry conditions.\u003c\/li\u003e\n\u003cli\u003eSide-mounted CR1632 battery tray simplifies replacement without major disassembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWindow is small compared with full-size red dots, which some users described as noticeably compact.\u003c\/li\u003e\n\u003cli\u003eRequires an adapter plate for slides with a four-boss interface rather than being universally direct-fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eReticle\u003c\/td\u003e\n\u003ctd\u003eRed 2 MOA dot \u0026amp; 32 MOA circle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnification\u003c\/td\u003e\n\u003ctd\u003e1x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003eCR1632, side-mounted tray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Life\u003c\/td\u003e\n\u003ctd\u003eUp to 50,000 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003e7075 T6 Aluminum, anodize finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWindow Size\u003c\/td\u003e\n\u003ctd\u003e0.58 x 0.77 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustment per Click\u003c\/td\u003e\n\u003ctd\u003e1 MOA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe HS507K X2 FDE is a compact, well-built reflex sight that offers excellent value for shooters needing a small optic for subcompact handguns, combining a versatile \u003cstrong\u003ecircle-and-dot\u003c\/strong\u003e reticle with long battery life and features like Lock Mode. It is not for those seeking a large viewing window or built-in adapters, but for carry pistols it is a sensible, durable upgrade.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this mount directly to a P365 Optic Ready slide?\u003c\/strong\u003e\u003cbr\u003eYes, it is a direct fit for P365 Optic Ready Series slides; slides with a four-boss interface will need an adapter plate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the battery last in normal use?\u003c\/strong\u003e\u003cbr\u003eHolosun specifies up to 50,000 hours using the Red Super LED, with Shake Awake helping to extend practical battery life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the circle or dot be turned off independently?\u003c\/strong\u003e\u003cbr\u003eYes, the Multi-Reticle System allows you to use the 32 MOA circle with dot, dot only, or circle only.\u003c\/p\u003e","brand":"HOLOSUN","offers":[{"title":"Default Title","offer_id":48667691679963,"sku":"B0D96YJM7G","price":295.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/31ynkUIQEGL._AC.jpg?v=1778698978","url":"https:\/\/gearmusthave.com\/products\/holosun-hs507k-x2-fde-multi-reticle-2-moa-dot-32-moa-circle","provider":"GearMustHave","version":"1.0","type":"link"}