{"product_id":"strike-industries-tribus-enhanced-castle-nut-extended-end-plate-red-hardcoat-anodized-ar-15","title":"Strike Industries TRIBUS Enhanced Castle Nut \u0026 Extended End Plate - Red Hardcoat Anodized - AR-15","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eStrike Industries TRIBUS\u003c\/span\u003e\u003c\/strong\u003e Enhanced Castle Nut and Extended End Plate is a drop-in \u003cstrong\u003eAR-15 lower parts upgrade\u003c\/strong\u003e that pairs a lengthened anti-rotation steel castle nut with an extended 6061-T6 aluminum end plate. The TRIBUS adds two additional push-button QD sockets for a total of \u003cstrong\u003ethree quick-detach sling mounting points\u003c\/strong\u003e (center, left, and right) so the shooter can run a single-point or two-point sling on either side of the rifle.\u003c\/span\u003e\u003c\/p\u003e\\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe steel castle nut features an anti-walk design that holds position without staking, and both the castle nut and the extended end plate are finished in \u003cstrong\u003ered hardcoat anodizing\u003c\/strong\u003e for a durable, low-glare surface. The end plate's side QD mounts are pushed back to clear the shooter's support-hand webbing for a more comfortable grip when a sling is attached, and a machined groove on the plate simplifies installation and removal.\u003c\/span\u003e\u003c\/p\u003e\\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe TRIBUS fits \u003cstrong\u003eAR-15 and AR-10\u003c\/strong\u003e pattern lower receivers using a standard carbine receiver extension\/buffer tube, and the steel nut is lengthened to support more of the buffer tube's threaded area. A minimum of 30mm (1.18\") of thread length on the receiver extension is required, and the castle nut torque should not exceed \u003cstrong\u003e35 ft\/lbs\u003c\/strong\u003e. This listing is for one Strike Industries TRIBUS Enhanced Castle Nut and Extended End Plate in \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eRed\u003c\/span\u003e\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Strike Industries","offers":[{"title":"Default Title","offer_id":54999201972546,"sku":"131540","price":57.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_80191d9a-05e4-4ef3-919b-8e7f549ba45e.png?v=1784372919","url":"https:\/\/centerfiresystems.com\/products\/strike-industries-tribus-enhanced-castle-nut-extended-end-plate-red-hardcoat-anodized-ar-15","provider":"Centerfire Systems","version":"1.0","type":"link"}