Empire AXE/MINI Bolt Guide Small Front O-Ring 17537 (UB37)
Empire MINI Bolt Guide Cap O-Ring 17538 (UB37)
Empire AXE/MINI Bolt Guide Large O-Ring 17534
Empire AXE/MINI Male Air Transfer Tube O-Ring (Bottom) 17553 (UB37)
Empire AXE Regulator Cap Set Screw 17559