Winchester Super X4

Parts listed here are specific to the Winchester Super X4 shotgun model chambered in 12 or 20 gauge unless noted otherwise. MGW carries replacement barrels, action systems, forearms, stocks, choke tubes, magazine tube upgrades, recoil pads, sights, pistons, springs and other small parts for this powerful semi-auto shotgun. Service your Winchester SX4 with quality OEM and aftermarket parts/components to ensure reliable performance with every shot.