Cobalt Kinetics CK-Pro URG 5.56x45mm NATO 14.5″ Black Cerakote Upper Receiver Group

Upgrade your AR platform with the Cobalt Kinetics CK-Pro Upper Receiver Group (SKU: CKPROURG556145BLK) — engineered for shooters who demand competition-proven performance without starting from scratch. Built to the same exacting standards as Cobalt Kinetics’ complete rifle platforms, this 5.56x45mm NATO URG features a 14.5″ barrel finished in a durable black Cerakote coating for lasting corrosion resistance and a clean, professional look.

Every CK-Pro URG is expertly assembled by skilled gunsmith staff and test-fired for function before it leaves the shop — giving you confidence that your new upper is dialed in and ready to run right out of the box. Whether you’re building a dedicated competition rifle, refreshing a duty build, or simply leveling up your existing AR, this upper receiver group delivers the Cobalt Kinetics edge without the guesswork.

Available online at Deep Roots Rifle Co with fast shipping nationwide, or visit our gun store in Eustis, Florida to speak with our knowledgeable staff about compatibility with your current lower receiver and build goals. At $1,204.35, this is a premium, gunsmith-built upper from one of the most respected names in the AR market — built right, tested, and ready to perform.