Cobalt Kinetics CKPROSET675FDE CK-Pro Receiver Set 6.75″ FDE

The Cobalt Kinetics CK-Pro receiver set is a premium AR upgrade kit designed for top-tier performance and durability. It features a proprietary non-rotating upper receiver system with 8 TORX screws for a rock-solid handguard mount. Each set includes the upper, lower, handguard, and all necessary components for assembly.