Canadian Forces Issue Tank / Combat Vehicle Crew (CVC) Pistol Holster. Popping up and down through the Armoured vehicle hatches, in the best of conditions can be tricky and any piece of you or your equipment that can snag up on an immovable object like a Tank hatch will stop you abruptly. In efforts to make entry and extraction as smooth as possible the CF supplied Shoulder holsters for CVC. issued HP Browning 9mm Pistol. with the opposite side sleeves 2 spare 9mm magazines. Made by SBC Case Industries