Winchester Super X3
Parts listed here are specific to the Winchester Super X3 shotgun model chambered in 12 or 20 gauge unless noted otherwise. MGW carries replacement barrels, forearms, choke tubes, magazine tubes, recoil pads, trigger guard assemblies, pistons, springs and other small parts for this semi-auto shotgun. Service your Winchester SX3 with quality OEM and aftermarket parts/components to ensure reliable performance with every shot.
The schematic may not represent all the parts available - please scroll down for a complete list of items offered for this model.
Click on any part number highlighted in RED to view specific details or to purchase online.
It is recommended that all parts be fit by a qualified gunsmith.
Showing 65 - 80 of 416 results
Showing 65 - 80 of 416 results


FN SLP / Browning Gold & Silver / Winchester SX2 & SX3 12 ga. Competition Magazine Follower, Blue
$15.99
In Stock

FN SLP / Browning Gold & Silver / Winchester SX2 & SX3 12ga. Buttstock
$79.00
Sold Out

Browning Invector Plus 20 Gauge Diamond Grade Extended Choke Tubes
$84.00

Pachmayr F325 Deluxe Shotgun & Rifle 1" Pad, Black, Small
$26.99
In Stock

Pachmayr F325 Deluxe Shotgun & Rifle 1" Pad, Brown, Small
$26.99
In Stock

Pachmayr F325 Deluxe Shotgun & Rifle 1.1" Pad, Black, Medium
$27.99
In Stock

Pachmayr F325 Deluxe Shotgun & Rifle 1.1" Pad, Brown, Medium
$26.99
In Stock

HI VIZ H3 Compsight Tritium/Fiber Optic Shotgun Front Sight
$42.95
In Stock

Browning/Winchester Operating Handle Plunger Spring 12GA
$4.50
In Stock

Carlson's Trap Pack Choke Tube Set, 12ga. Browning/Winchester Invector Plus
$144.99
In Stock

Browning Invector Plus 12GA Midas Grade Black Extended Choke Tube
$47.00