{"product_id":"fab-defense-gl-shock-m4-m16-polymer-buttstock-black","title":"FAB Defense GL-Shock M4\/M16 Polymer Buttstock - Black","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cspan style=\"background-color: #ffff00;\"\u003e\u003cstrong\u003eFAB Defense GL-Shock\u003c\/strong\u003e\u003c\/span\u003e is a \u003cstrong\u003eblack polymer buttstock\u003c\/strong\u003e for \u003cstrong\u003eM4\/M16-pattern rifles\u003c\/strong\u003e. It fits both \u003cstrong\u003emil-spec\u003c\/strong\u003e and \u003cstrong\u003ecommercial aftermarket receiver-extension tubes\u003c\/strong\u003e, providing an adjustable replacement stock option for compatible carbine platforms.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eIts \u003cstrong\u003emil-spec reinforced polymer-composite body\u003c\/strong\u003e has a \u003cstrong\u003ematte-black finish\u003c\/strong\u003e and incorporates a shock-absorbing, recoil-reducing system using an internal \u003cstrong\u003esilicon-chrome alloy spring\u003c\/strong\u003e. A patented \u003cstrong\u003eanti-rattle mechanism\u003c\/strong\u003e is paired with an inverted, quick-operating position-adjustment lever; the exterior is designed without protruding parts that could catch on gear or webbing.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe GL-Shock includes an integral \u003cstrong\u003eribbed non-slip rubber butt pad\u003c\/strong\u003e, \u003cstrong\u003equick-detach sling-swivel sockets on both sides\u003c\/strong\u003e, and \u003cstrong\u003eswivel studs\u003c\/strong\u003e. Molded-in watertight storage accommodates either \u003cstrong\u003etwo CR123A 3-volt lithium batteries\u003c\/strong\u003e or \u003cstrong\u003eAA 1.5-volt batteries\u003c\/strong\u003e; batteries are not included. Dimensions are \u003cstrong\u003e7.08 x 5.11 x 1.69 in\u003c\/strong\u003e, and the stock weighs \u003cstrong\u003e10.72 oz\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"FAB Defense","offers":[{"title":"Default Title","offer_id":54988429623618,"sku":"107036","price":72.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_5a2878f1-0374-4ed1-9b96-da593630c7b2.png?v=1784135333","url":"https:\/\/centerfiresystems.com\/products\/fab-defense-gl-shock-m4-m16-polymer-buttstock-black","provider":"Centerfire Systems","version":"1.0","type":"link"}