FN SLP MK I Black Tri Rail Extension (3088929878)

Active valve gas systemTwo-piece boltTop-mounted Cantilever Weaver-pattern accessory railHard-chromed bore and 3in. chamberStandard Invector interchangeable choke tubesPremium non-slip recoil pad

Glow-in-the-dark photoluminescent paint aids visibility and quicker target acquisition in transitional lightAngled and serrated surface to reduce glare, and black painted rings to enhance focus on...

Fits FNX-45, FNP-45Front: Yellow Outline / Green Tritium, Rear: Black Outline / Green TritiumExpanded field of view and a precision sight picture for longer-range engagementsEnhanced front sight...

Fits FN 509Front: Orange Outline / Green Tritium, Rear: Black Outline / Green TritiumEnhanced front-sight acquisition in bright, transitional, and no-light situationsEvenly distributed light from...

Instantly Visible Sight Picture In No-Light Or Low-Light SituationsIncreased Daylight Dot VisibilityEnhanced Protection From Heavy Recoil And Harsh Cleaning SolventsEvenly Distributed Light There's...

Lightweight aluminum shotshell holderAttaches to the shotgun receiverFits FN SLP 12 GaugeMilled from 6061-T6 aircraft aluminumBead blasted mil-spec hard anodized Black Finish