Grand Power Magazine P45 45AP 10RD GPP45MAG-10RD. Specifications for Grand Power P45 45AP 10 Round Pistol Magazine: Manufacturer: Grand Power Gun Make: Grand Power Colt Gun Model: Kahr Arms P45 Caliber: .45 ACP Magazine Capacity: 10 Round Color: Black Finish: Blued Fabric/Material: Metal Package Contents: Grand Power P45 45AP 10 Round Pistol Magazine What firearm models does the manufacturer say Grand Power P45 45AP 10 Round Pistol Magazine is compatible with? The manufacturer says that Grand Power P45 45AP 10 Round Pistol Magazine is compatible with Kahr Arms P45Grand Power GPP45MAG-10RD: Magazine P45 45AP 10RD