Elliott Delp goes over the Ruger PCC and how it can compare in the market for PCCs. The Ruger Pistol-Caliber (PC) carbine is a blowback centerfire semi-automatic carbine by Sturm, Ruger & Co., designed to complement Ruger P series pistols, sharing the same 9 mm Parabellum and .40 S&W cartridges and magazines.