{"product_id":"cmmg-bbl-and-bcg-kit-16-1-5-7x28mm","title":"CMMG Barrel And BCG Kit 16.1 5.7x28mm","description":"\u003cdiv class=\"gpc-desc\"\u003e\n\u003ch2 class=\"gpc-desc-h\"\u003eSpecs\u003c\/h2\u003e\n\u003cul class=\"gpc-desc-specs\"\u003e\n\u003cli\u003e\n\u003cspan class=\"gpc-desc-k\"\u003eModel\u003c\/span\u003e Barrel and BCG Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"gpc-desc-k\"\u003eColor\u003c\/span\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"gpc-desc-k\"\u003eFits\u003c\/span\u003e AR Rifles\u003c\/li\u003e\n\u003cli\u003e16.1 Barrel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"gpc-desc-h\"\u003eKey points\u003c\/h2\u003e\n\u003cul class=\"gpc-desc-points\"\u003e\n\u003cli\u003eThe 16.1\" 5.7x28mm Barrel and BCG Kit is perfect for building an AR pistol or SBR in 5.7x28mm using CMMG's patented Radial Delayed Blowback operating system\u003c\/li\u003e\n\u003cli\u003eUnlike typical direct blowback systems, Radial Delayed Blowback not only reduces the weight in your BCG but it results in less felt recoil than a straight blowback system and still provides essential features like last round bolt hold open\u003c\/li\u003e\n\u003cli\u003eCMMG's 5.7x28mm Barrel and Bolt Kits are designed to be assembled into a Mk4\/mil-spec AR15 upper and work with either a CMMG Mk57 lower receiver or Mk4\/AR15 mil-spec lower receiver (when using CMMG 5.7 AR Conversion Magazines)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CMMG","offers":[{"title":"Default Title","offer_id":45154084257861,"sku":"CMMG57D0476","price":524.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/6081\/6709\/files\/5903935.jpg?v=1781437287","url":"https:\/\/gunpartscentral.com\/products\/cmmg-bbl-and-bcg-kit-16-1-5-7x28mm","provider":"Gun Parts Central","version":"1.0","type":"link"}