{"product_id":"strike-industries-tribus-enhanced-castle-nut-end-plate-ar-15-ar-10-3-qd-points-black-hardcoat-anodized","title":"Strike Industries TRIBUS Enhanced Castle Nut \u0026 End Plate AR-15\/AR-10 3 QD Points Black Hardcoat Anodized","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eStrike Industries TRIBUS Enhanced Castle Nut \u0026amp; End Plate\u003c\/span\u003e\u003c\/strong\u003e is an upgraded lower-receiver component set for the AR-15, AR-10, and PCC platforms, built around an \u003cstrong\u003eanti-rotation castle nut\u003c\/strong\u003e paired with an \u003cstrong\u003eextended end plate\u003c\/strong\u003e. The TRIBUS design uses a set screw to lock the castle nut in place once properly torqued, solving the common problem of the castle nut backing off during hard use.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe extended end plate adds \u003cstrong\u003ethree total QD (quick-detach) sling mounting points\u003c\/strong\u003e (left, right, and an additional QD location) for ambidextrous sling setup. The piece is finished in \u003cstrong\u003eBlack Hardcoat Anodized\u003c\/strong\u003e for corrosion resistance and long service life.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eDesigned as a direct replacement for the mil-spec castle nut and end plate on any AR-15, AR-10, or PCC using a mil-spec buffer tube, the TRIBUS is a drop-in upgrade. The combination of anti-rotation security and three QD sling points makes it well suited for users running two-point or single-point sling configurations on rifles, carbines, and pistol-caliber builds.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003eAnti-rotation castle nut with set screw to prevent loosening\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003eExtended end plate with \u003cstrong\u003e3 QD sling mounting points\u003c\/strong\u003e (left, right, and additional QD)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003eFits \u003cstrong\u003emil-spec AR-15, AR-10, and PCC buffer tubes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003cstrong\u003eBlack Hardcoat Anodized\u003c\/strong\u003e finish\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003eDrop-in replacement for the mil-spec castle nut and end plate\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Strike Industries","offers":[{"title":"Default Title","offer_id":54999140303170,"sku":"131537","price":55.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_c20c99bb-270e-44bd-963e-34682f2431e3.png?v=1784370926","url":"https:\/\/centerfiresystems.com\/products\/strike-industries-tribus-enhanced-castle-nut-end-plate-ar-15-ar-10-3-qd-points-black-hardcoat-anodized","provider":"Centerfire Systems","version":"1.0","type":"link"}