Winchester Model 12
Parts listed here are deigned for Winchester Model 12 pump action shotgun models chambered in 12/16/20/28 gauge unless noted otherwise. MGW carries replacement stocks, forearms, magazine assemblies, butt plates, sights, choke tubes, trigger guards, action assemblies and other small parts for this firearm. Service your Winchester Model 12 with quality OEM and aftermarket parts/components to ensure solid performance in 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.
Showing 145 - 160 of 351 results
Showing 145 - 160 of 351 results


Browning / Winchester Model 12 Magazine Spring 20 Ga.
$12.08
In Stock

Winchester Model 12 Trigger Lock Plunger Spring
$5.75
In Stock

Winchester Model 12 Trigger Lock Plunger
$5.75
In Stock