{"product_id":"tacfire-mar050b-mil-spec-buffer-tube-kit-6-position-matte-black-ar-15","title":"TacFire MAR050B Mil-Spec Buffer Tube Kit 6-Position Matte Black AR-15","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eTacFire MAR050B\u003c\/span\u003e\u003c\/strong\u003e Mil-Spec \u003cstrong\u003eBuffer Tube Kit\u003c\/strong\u003e is a complete stock-assembly package for \u003cstrong\u003eAR-15\u003c\/strong\u003e and \u003cstrong\u003eM4\u003c\/strong\u003e pattern carbines. Built around a Mil-Spec diameter \u003cstrong\u003e6-position receiver extension tube\u003c\/strong\u003e and a matching collapsible stock, the kit provides builders and gunsmiths with every component needed to finish out a standard AR-15 lower receiver.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe buffer tube is machined from \u003cstrong\u003e6061-T6 aircraft-grade aluminum\u003c\/strong\u003e and finished in \u003cstrong\u003ematte black\u003c\/strong\u003e anodizing with a \u003cstrong\u003eType III Class II hard coat\u003c\/strong\u003e for excellent wear and corrosion resistance. Six indexed detent positions let the included \u003cstrong\u003e6-position carbine stock\u003c\/strong\u003e with buttpad be set to a comfortable length-of-pull for a wide range of shooters.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis kit includes the \u003cstrong\u003eMil-Spec 6-position buffer tube\u003c\/strong\u003e, \u003cstrong\u003e6-position stock\u003c\/strong\u003e with buttpad, \u003cstrong\u003ecarbine-length buffer\u003c\/strong\u003e, \u003cstrong\u003ecarbine buffer spring\u003c\/strong\u003e, \u003cstrong\u003ecastle nut\u003c\/strong\u003e, and \u003cstrong\u003eend plate\u003c\/strong\u003e - everything needed for a complete installation. The mil-spec diameter is compatible with the vast majority of mil-spec collapsible stocks and cheek risers on the market, making the MAR050B a straightforward replacement or build component for any AR-15\/M4 carbine in a matte black finish.\u003c\/span\u003e\u003c\/p\u003e","brand":"TacFire","offers":[{"title":"Default Title","offer_id":55044464836930,"sku":"174013","price":31.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_6db7fd78-2537-4aa0-b2a1-03a2bdcda985.png?v=1784695475","url":"https:\/\/centerfiresystems.com\/products\/tacfire-mar050b-mil-spec-buffer-tube-kit-6-position-matte-black-ar-15","provider":"Centerfire Systems","version":"1.0","type":"link"}