{"product_id":"luth-ar-bl-04c-ar-15-mid-length-gas-tube-304-stainless-steel-11-75","title":"Luth-AR BL-04C AR-15 Mid Length Gas Tube 304 Stainless Steel 11.75\"","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eLuth-AR BL-04C Mid Length Gas Tube\u003c\/span\u003e\u003c\/strong\u003e is a replacement gas tube for \u003cstrong\u003emid-length\u003c\/strong\u003e AR-15 gas systems, manufactured from \u003cstrong\u003e304 stainless steel\u003c\/strong\u003e to an overall length of \u003cstrong\u003e11-3\/4\"\u003c\/strong\u003e and heat-treated to \u003cstrong\u003eArmy specification\u003c\/strong\u003e standards.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eDesigned as a direct replacement for the standard mid-length AR-15 gas tube, the BL-04C suits both new-build assembly and field replacement of a worn factory tube. Luth-AR offers matching \u003cstrong\u003ecarbine-length\u003c\/strong\u003e and \u003cstrong\u003erifle-length\u003c\/strong\u003e versions of the same 304 stainless tube for builders running different gas-system lengths across an upper fleet.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eInstallation is straightforward: the tube drops into the standard AR-15 upper-receiver gas-channel passage and is secured with a gas-tube roll pin (sold separately).\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eSold as a single gas tube.\u003c\/span\u003e\u003c\/p\u003e","brand":"Luth-AR","offers":[{"title":"Default Title","offer_id":55100303737154,"sku":"186431","price":11.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_6d55d0f8-e303-45a1-bbe4-0ccfb4132d23.png?v=1784789886","url":"https:\/\/centerfiresystems.com\/products\/luth-ar-bl-04c-ar-15-mid-length-gas-tube-304-stainless-steel-11-75","provider":"Centerfire Systems","version":"1.0","type":"link"}