Nickel-Teflon plated steel, 12-round, 9mm Luger Genuine Ruger Factory Magazine is compatible with the Ruger American Pistol Compact. It is also compatible with the PC Carbine with the Ruger American Pistol Magazine Well Insert installed. Magazine comes with the extended floorplate installed and a flush floorplate in the package. Product Specifications Manufacturer: Ruger Model: American Pistol Compact Caliber: 9mm Luger Capacity: 12 Rounds