Walther Pistol Magazine Hammerli TAC R1C .22 20 Round Black 1 Pack Steel 20RD. Specifications for Walther Hammerli TAC R1C .22 20 Round Pistol Magazine: Manufacturer: Walther Gun Make: Walther Gun Model: Walther Hammerli Tac R1 Caliber: .22 Long Rifle Magazine Capacity: 20 Round Color: Black Fabric/Material: Polymer Package Contents: Walther Hammerli TAC R1C .22 20 Round Pistol Magazine What firearm models does the manufacturer say Walther Hammerli TAC R1C .22 20 Round Pistol Magazine is compatible with? The manufacturer says that Walther Hammerli TAC R1C .22 20 Round Pistol Magazine is compatible with Walther Hammerli Tac R1Walther 576620-20RD: Pistol Magazine Hammerli TAC R1C .22 20 Round Black 1 Pack Steel