{"product_id":"strike-industries-tribus-enhanced-castle-nut-extended-end-plate-ar-15-ar-10-fde","title":"Strike Industries Tribus Enhanced Castle Nut \u0026 Extended End Plate AR-15\/AR-10 FDE","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eStrike Industries Tribus Enhanced Castle Nut \u0026amp; Extended End Plate\u003c\/span\u003e\u003c\/strong\u003e is an \u003cstrong\u003eAR-15\/AR-10\u003c\/strong\u003e lower receiver upgrade that combines an anti-rotation castle nut with an extended end plate into a single drop-in assembly. The castle nut is machined from \u003cstrong\u003esteel\u003c\/strong\u003e and the extended end plate from \u003cstrong\u003ealuminum\u003c\/strong\u003e, giving the Tribus a lightweight but rugged profile on any mil-spec or aftermarket AR lower.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eEngineered to address the long-standing shortcomings of standard castle nuts and end plates, the Tribus features an innovative \u003cstrong\u003eanti-rotation\u003c\/strong\u003e design that holds the nut securely in place \u003cstrong\u003ewithout staking\u003c\/strong\u003e. The integrated \u003cstrong\u003eextended end plate\u003c\/strong\u003e is shaped to keep the buffer tube from pinching the shooter's hand when a sling is in use, and it adds \u003cstrong\u003ethree quick-detach (QD) sling mounting points\u003c\/strong\u003e - the traditional 6 o'clock mount plus two additional mounts on the left and right sides for full \u003cstrong\u003eambidextrous\u003c\/strong\u003e sling attachment.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eFinished in a corrosion-resistant \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eFlat Dark Earth (FDE)\u003c\/span\u003e\u003c\/strong\u003e anodized coating, the Tribus installs as a true \u003cstrong\u003edrop-in\u003c\/strong\u003e replacement for the factory castle nut and end plate, making it a straightforward upgrade for both new builds and existing rifles. Approximate weight is \u003cstrong\u003e2.2 oz\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Strike Industries","offers":[{"title":"Default Title","offer_id":54999219765570,"sku":"131539","price":57.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_ec5ff367-a954-421f-a32d-8a07ec19404f.png?v=1784373847","url":"https:\/\/centerfiresystems.com\/products\/strike-industries-tribus-enhanced-castle-nut-extended-end-plate-ar-15-ar-10-fde","provider":"Centerfire Systems","version":"1.0","type":"link"}