{"product_id":"colt-le6921-upper-reciever-kit","title":"Colt LE6921 Upper Reciever Kit","description":"\u003cp\u003e\u003cstrong\u003eA short factory upper is still a complete firing system. You are not guessing at the barrel or the bolt.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe barrel is short enough to move in tight space, and still chrome-lined for heat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eM4 Contour\u003c\/strong\u003e: The 14.5-inch chrome-lined barrel uses an M4 contour. The rifle stays quick when you bring it up in tight space.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKnown Twist\u003c\/strong\u003e: A 1:7 right-hand twist is cut for 5.56 NATO and .223 Rem. The projectile stays on its path.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eComplete Internals\u003c\/strong\u003e: The kit includes the bolt carrier assembly and charging handle. You are not hunting leftover parts to make it fire.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAR Fit\u003c\/strong\u003e: It is built for compatible AR rifles. You mate it to a lower and keep your existing fire control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWorking Finish\u003c\/strong\u003e: The black finish is the working coat. It takes handling without announcing itself.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMate it to a compatible AR lower and run the shorter gun.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Colt","offers":[{"title":"Default Title","offer_id":51719630455099,"sku":"LE6921CK","price":828.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0121\/1475\/5646\/files\/1214740_1.jpg?v=1789913380","url":"https:\/\/greatcallathletics.com\/products\/colt-le6921-upper-reciever-kit","provider":"Great Call Athletics","version":"1.0","type":"link"}