{"product_id":"aim-sports-mt021-m4-carbine-length-quad-rail-ar-15m16m4-black-hard-coat-anodized-aluminum-6-60","title":"Aim Sports MT021 M4 Carbine Length Quad Rail AR-15,M16,M4 Black Hard Coat Anodized Aluminum 6.60","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis M4 carbine-length, drop-in quad rail by Aim Sports is an easy to install upgrade for the basic carbine. Made from aircraft-grade aluminum, it is compatible with most carbine-length direct impingement gas systems. The two-piece design requires no gunsmithing to install and is compatible with all standard Weaver\/Picatinny 1913 accessories. It is 6.60 long and weighs 11.03 oz. This model has a black anodized finish.\u003c\/span\u003e\u003c\/p\u003e","brand":"Aim Sports","offers":[{"title":"Default Title","offer_id":52668836577602,"sku":"CFS81610","price":19.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/download__17452.1703881131.1280.1280.jpg?v=1774274512","url":"https:\/\/centerfiresystems.com\/products\/aim-sports-mt021-m4-carbine-length-quad-rail-ar-15m16m4-black-hard-coat-anodized-aluminum-6-60","provider":"Centerfire Systems","version":"1.0","type":"link"}