Cobalt Kinetics CK-Pro URG 5.56x45mm NATO 13.7″ Black Cerakote Upper Receiver Group

Elevate your AR build with the Cobalt Kinetics CK-Pro Upper Receiver Group chambered in 5.56x45mm NATO. Featuring a 13.7-inch barrel and a hard-wearing Black Cerakote finish, this URG delivers the same performance-driven craftsmanship found in Cobalt Kinetics’ complete rifle lineup — giving serious builders a head start without compromising on quality.

Each CK-Pro URG is professionally assembled and test-fired before it ships, so you can install with confidence knowing your upper is ready to run right out of the box. Whether you’re refreshing an existing platform or piecing together a purpose-built AR from the ground up, the CK-Pro URG brings Cobalt Kinetics’ precision and reliability to your configuration.

Order online today and take advantage of fast nationwide shipping, or visit Deep Roots Rifle Co in Eustis, Florida, where our knowledgeable staff can help you select the right components to complete your build.