{"product_id":"tacfire-mar040-mil-spec-buffer-tube-black-hardcoat-anodized-aluminum-ar-15","title":"TacFire MAR040 Mil-Spec Buffer Tube Black Hardcoat Anodized Aluminum AR-15","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eTacFire MAR040 Mil-Spec Buffer Tube\u003c\/span\u003e\u003c\/strong\u003e is a precision-machined \u003cstrong\u003eAR-15\u003c\/strong\u003e component that forms the foundation of the rifle's buffer and recoil system. Machined from \u003cstrong\u003e6061-T6 aircraft-grade aluminum\u003c\/strong\u003e, this mil-spec diameter tube drops into any standard AR-15 lower receiver and provides the housing for the buffer, buffer spring, and castle nut that lock the assembly together at the rear of the carbine.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe tube is finished in \u003cstrong\u003ematte black\u003c\/strong\u003e with a \u003cstrong\u003eType III Class II hard coat anodizing\u003c\/strong\u003e that resists corrosion and wear under hard field use. At \u003cstrong\u003e7.3 inches\u003c\/strong\u003e long, this is the standard mil-spec configuration that mates with mil-spec buttstocks, ensuring broad compatibility across the most popular AR-15 stock offerings on the market.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eAn excellent choice for completing a new \u003cstrong\u003eAR-15 build\u003c\/strong\u003e or replacing a worn or damaged tube on a service rifle, the TacFire MAR040 offers the durability and fit of a premium mil-spec component at an accessible price point. \u003cstrong\u003eBuffer and spring are not included.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"TacFire","offers":[{"title":"Default Title","offer_id":55006672191810,"sku":"146750","price":13.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_c71060b1-19cc-4506-9fd8-2eb9821b5684.png?v=1784581859","url":"https:\/\/centerfiresystems.com\/products\/tacfire-mar040-mil-spec-buffer-tube-black-hardcoat-anodized-aluminum-ar-15","provider":"Centerfire Systems","version":"1.0","type":"link"}