Cobalt Kinetics CK-Pro URG 5.56x45mm NATO 11.5" Flat Dark Earth Cerakote Upper Receiver

The Cobalt Kinetics CK-Pro URG is a premium Upper Receiver Group - a complete upper assembly - chambered in 5.56x45mm NATO with an 11.50" barrel and a tough Flat Dark Earth Cerakote finish. Designed for end users looking to upgrade their existing AR-platform rifles with Cobalt Kinetics' renowned performance edge, the CK-Pro URG combines precision manufacturing with the company's signature aesthetics and controls.

The URG drops onto any mil-spec AR-15 lower receiver to deliver a versatile carbine-length configuration well-suited to close-quarters applications. The Flat Dark Earth Cerakote finish provides long-lasting corrosion resistance and a distinctive field-ready appearance, while the 11.50" barrel balances maneuverability with practical ballistic performance. As with the full CK-Pro line, this upper is backed by Cobalt Kinetics' Lifetime Warranty, reflecting the company's commitment to quality craftsmanship and customer confidence.