Heckler & Koch Pistol Magazine SP5/SP5K 9mm 15 Rounds Black 15. Each magazine is stamped 9X19mm and is a new HK German production. Specifications for Heckler & Koch SP5/SP5K 9mm 15 Round Pistol Magazine: Manufacturer: Heckler & Koch Color: Black Fabric/Material: Steel Magazine Capacity: 15 Round Caliber: 9mm Luger Gun Make: Heckler & Koch Gun Model: Heckler & Koch MP5 Quantity: 1 Package Contents: Heckler & Koch SP5/SP5K 9mm 15 Round Pistol Magazine The HK 215610S HK MP5 9mm 15 Rd Black Finish is a quality addition to the Heckler & Koch lineup. For more great deals on Rifle Magazines by Heckler & Koch please browse our Heckler & Koch Magazines page. What firearm models does the manufacturer say Heckler & Koch SP5/SP5K 9mm 15 Round Pistol Magazine is compatible with? The manufacturer suggests that Heckler & Koch SP5/SP5K 9mm 15 Round Pistol Magazine is compatible with Heckler & Koch MP5Heckler & Koch 215610S: Pistol Magazine SP5/SP5K 9mm 15 Rounds Black 15