Armscor VRPA40, Pump Action Shotgun, 12 Gauge, 3 Chamber, 20 Barrel, Matte Finish, Black, Polymer Stock, 5 Rounds, 1 Magazine VRPA40 Bringing the pump action to the VR family of shotguns, the VRPA40 12ga shotgun is coming in with a force to become the ultimate home defense shotgun. Constructed from 7075 T6 aluminum, and coming with a heat shield, the VRPA40 is unmatched in pump shotguns.