Winchester Model 120, 1200 & 1300
Parts here are deigned for Winchester Model 120, 1200 & 1300 pump action shotgun models chambered in 12/16/20 gauge unless noted otherwise. MGW carries replacement barrels, stocks, forearms, recoil pads, magazine tubes, sights, choke tubes, trigger/bolt assemblies and other small parts for these firearm models. Service your Winchester Model 120, 1200 or 1300 with quality OEM and aftermarket parts/components to ensure solid performance with every pump.
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.


Winchester 1200 / 1300 Front Truglo 12 GA Snapon Sight, SFLEX / Green
$15.75
Sold Out

Winchester 1300 Rear Sight Assembly, Deer
$25.00
In Stock

Winchester 1300 Rear Sight Elevator
$10.50
Sold Out

Winchester 1300 Slide Arm Bridge
$39.00
In Stock

Winchester 1300 Slide Arm Extension Compact/Youth
$40.95
Sold Out

Winchester 1300 Slide Arm Extension Assembly 6 1/4"
$59.00
Sold Out

Winchester Slide Support Left Hand 12 Gauge
$26.00
In Stock

Winchester Slide Support Right Hand 12 Gauge
$26.00
In Stock