Cobalt Kinetics Ck-Pro Urg 5.56 Upper Receiver 13.70in Cerakote Finish

The Cobalt Kinetics CK-Pro URG 556137BLK CK-Pro Urg 5.56x45mm NATO 13.70" Black Cerakote Receiver is a purpose-built enhancement designed to elevate AR platforms with the same performance edge as fully completed systems. Crafted by skilled gunsmith staff, these CK-Pro Upper Receiver Groups are built to exacting standards and test-fired for function before leaving the shop, ensuring reliability and precision from the first shot. The Black Cerakote finish provides durable protection against wear while maintaining a clean, professional appearance suitable for demanding field or range use. With a 13.70" barrel length chambered in 5.56x45mm NATO, this URG delivers balanced handling, consistent velocity, and accurate performance suited for sport shooting, tactical training, or hunting applications where an optimized upper assembly can make a meaningful difference. The CK-Pro Urg is designed to integrate smoothly with existing lower receivers, offering improved fit, rigidity, and alignment to help shooters achieve cleaner triggers, tighter groups, and enhanced repeatability. Whether upgrading an existing AR or building a high-performance platform from the ground up, this CK-Pro URG combines expert craftsmanship with practical, real-world capability for serious shooters.