This AR-15 style rifle built on a KAK Industry KF-15 multi-caliber lower receiver, finished in a two-tone FDE and black color scheme. Features include a B5 Systems adjustable stock and pistol grip, Magpul ergonomic components, an M-LOK compatible handguard with full-length top rail. The lower receiver is built by KAK Industries with B5 furniture. The upper consists of a PSA Sabre receiver and B Kings barrel.