Cobalt Kinetics CK-PRO Complete Upper 5.56 NATO 11.8" CKG

The Cobalt Kinetics CK-PRO is a complete AR-15 upper receiver kit chambered in 5.56 NATO, built around an 11.8" barrel. This upper features Cobalt Kinetics' proprietary CKG (Cobalt Kinetics Group) system design. The upper is engineered with precision manufacturing and quality components typical of Cobalt Kinetics' premium rifle systems. This complete upper receiver group is ready to install on a compatible AR-15 lower receiver for immediate deployment.