{"product_id":"cobalt-kinetics-ck-pro-urg-5-56x45mm-nato-13-7-black-cerakote-complete-upper-receiver","title":"Cobalt Kinetics CK-Pro URG 5.56x45mm NATO 13.7\" Black Cerakote Complete Upper Receiver","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eCobalt Kinetics CK-Pro URG\u003c\/span\u003e\u003c\/strong\u003e is a precision-built complete upper receiver group engineered for the AR-15 platform. Chambered in \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e5.56x45mm NATO\u003c\/span\u003e\u003c\/strong\u003e and finished in a durable \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eBlack Cerakote\u003c\/span\u003e\u003c\/strong\u003e, this URG combines Cobalt Kinetics' refined CK-Pro platform with their Upper Receiver Group configuration for shooters building or upgrading a duty-grade rifle around a compatible lower.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eFeaturing a \u003cstrong\u003e13.7\" barrel\u003c\/strong\u003e, the CK-Pro URG delivers a versatile profile that pairs naturally with a sound suppressor and covers a broad range of roles. The Black Cerakote coating provides corrosion resistance and a low-glare, professional appearance that holds up to hard use in the field. Like every Cobalt Kinetics upper, the CK-Pro URG is backed by the company's reputation for tight tolerances, meticulous build quality, and their lifetime warranty.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis listing is for the complete upper receiver group only and is intended to be paired with a mil-spec or compatible AR-15 lower receiver. Whether you are completing a custom build or seeking a premium upgrade to an existing platform, the Cobalt Kinetics CK-Pro URG offers a refined, feature-rich foundation for a serious 5.56 NATO rifle.\u003c\/span\u003e\u003c\/p\u003e","brand":"Cobalt Kinetics","offers":[{"title":"Default Title","offer_id":55050196025666,"sku":"180610","price":1225.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_8569b9e0-2f3f-409f-ad2f-686248eff91c.png?v=1784715141","url":"https:\/\/centerfiresystems.com\/products\/cobalt-kinetics-ck-pro-urg-5-56x45mm-nato-13-7-black-cerakote-complete-upper-receiver","provider":"Centerfire Systems","version":"1.0","type":"link"}