KCI USA H&K MP5 Platform Rifle Magazine 9mm Luger 30 Round Black 1 Pack Steel 30RD. This MP5 line features a stainless steel follower Reinforced feed lips and a high carbon steel spring. Encased in a hardened steel body treated with a Cation Electrodeposition coating. The locking plate has been spot welded in four places for added strength. Specifications for KCI USA H&K MP5 Platform 9mm Luger 30 Round Rifle Magazine: Manufacturer: KCI USA Color: Black Fabric/Material: Stainless Steel Magazine Capacity: 30 Round Caliber: 9mm Luger Gun Make: Heckler & Koch Package Contents: KCI USA H&K MP5 Platform 9mm Luger 30 Round Rifle Magazine KCI USA KCIMZ019-30RD: H&K MP5 Platform Rifle Magazine 9mm Luger 30 Round Black 1 Pack Steel