{"product_id":"tapco-tap22060-castle-nut-steel-black-anodized-ar-platform","title":"Tapco TAP22060 Castle Nut Steel Black Anodized AR Platform","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eTapco Castle Nut\u003c\/span\u003e\u003c\/strong\u003e (TAP22060) is a precision-engineered \u003cstrong\u003esteel\u003c\/strong\u003e retaining nut built to \u003cstrong\u003eMil-Spec\u003c\/strong\u003e standards for \u003cstrong\u003eAR Platform\u003c\/strong\u003e rifles. This \u003cstrong\u003eblack anodized\u003c\/strong\u003e castle nut is the component that threads onto the buffer tube to lock it securely into the lower receiver, making it a critical part for any AR-15 build, repair, or armory spare.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eManufactured from \u003cstrong\u003esteel\u003c\/strong\u003e with a durable \u003cstrong\u003eblack anodized\u003c\/strong\u003e finish, this castle nut resists corrosion and wear from repeated installation and removal. It features the standard castle-cut profile with evenly spaced notches around its circumference, allowing it to be torqued into place with a standard castle-nut wrench or armorer's tool. The transverse slot accepts the buffer retainer spring and detent to keep the buffer captured during disassembly.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eDesigned as a direct replacement or spare for \u003cstrong\u003eAR Platform\u003c\/strong\u003e rifles using a mil-spec buffer tube, the Tapco Castle Nut is a straightforward, no-frills part suitable for new builds, lower receiver assemblies, or armory stock. The \u003cstrong\u003eblack anodized\u003c\/strong\u003e finish blends cleanly with most black receivers, buffer tubes, and end plates.\u003c\/span\u003e\u003c\/p\u003e","brand":"Tapco","offers":[{"title":"Default Title","offer_id":55746693923138,"sku":"177189","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_bf82f14e-0589-42ed-b77a-b9345a6e73a6.png?v=1785923324","url":"https:\/\/centerfiresystems.com\/products\/tapco-tap22060-castle-nut-steel-black-anodized-ar-platform","provider":"Centerfire Systems","version":"1.0","type":"link"}