{"product_id":"strike-industries-ar-enhanced-castle-nut-and-extended-end-plate-flat-dark-earth-anodized-steel","title":"Strike Industries AR Enhanced Castle Nut and Extended End Plate Flat Dark Earth Anodized Steel","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eStrike Industries AR Enhanced Castle Nut and Extended End Plate\u003c\/span\u003e\u003c\/strong\u003e combo is a matched upgrade for the \u003cstrong\u003eAR-15\u003c\/strong\u003e lower receiver, supplying both the locking nut for the buffer tube and an \u003cstrong\u003eextended end plate\u003c\/strong\u003e with an integrated \u003cstrong\u003eQuick Detach (QD)\u003c\/strong\u003e sling mount. The \u003cstrong\u003esteel castle nut\u003c\/strong\u003e has been lengthened beyond the standard profile so it supports more of the receiver extension's threaded area, improving \u003cstrong\u003estrength and aesthetics\u003c\/strong\u003e, while the extended end plate positions its central QD socket slightly aft of the receiver to keep the webbing of the primary hand clear during manipulation in tight spaces and to accept a QD sling swivel for either right- or left-hand use.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eBoth pieces are \u003cstrong\u003esteel\u003c\/strong\u003e construction, finished in a durable \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eFlat Dark Earth (FDE) anodize\u003c\/span\u003e\u003c\/strong\u003e for a uniform, color-matched look on FDE builds. The set replaces the factory castle nut and standard end plate as a direct drop-in upgrade with no permanent modifications, giving the rear of the lower a cleaner, more deliberate appearance alongside the improved sling geometry.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eDesigned and produced by \u003cstrong\u003eStrike Industries\u003c\/strong\u003e, this Enhanced Castle Nut and Extended End Plate combo is built for the \u003cstrong\u003eAR-platform\u003c\/strong\u003e and installs using a standard castle-nut wrench.\u003c\/span\u003e\u003c\/p\u003e","brand":"Strike Industries","offers":[{"title":"Default Title","offer_id":54996420034882,"sku":"112763","price":54.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_70dd3c52-eeef-415d-91ec-731ff16494e7.png?v=1784318800","url":"https:\/\/centerfiresystems.com\/products\/strike-industries-ar-enhanced-castle-nut-and-extended-end-plate-flat-dark-earth-anodized-steel","provider":"Centerfire Systems","version":"1.0","type":"link"}