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.

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Browning / Winchester Model 12 Carrier Plunger Screw 20-28 Ga.

Browning / Winchester Model 12 Carrier Plunger Screw 20-28 Ga.

$6.83

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Winchester Model 12 Carrier Spring All Gauges

Winchester Model 12 Carrier Spring All Gauges

$9.95

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Winchester Model 12 Carrier Spring

Winchester Model 12 Carrier Spring

$5.75

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Browning / Winchester Model 12 Cartridge Cutoff 20 Ga.

Browning / Winchester Model 12 Cartridge Cutoff 20 Ga.

$21.85

2
Ratings Snapshot
5
out of 5
Would recommend this product.

In Stock

Browning / Winchester Model 12 Cartridge Cutoff 28 Ga.

Browning / Winchester Model 12 Cartridge Cutoff 28 Ga.

$28.37

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Browning / Winchester Model 12 Cartridge Cutoff Boss 20-28 Ga.

Browning / Winchester Model 12 Cartridge Cutoff Boss 20-28 Ga.

$6.04

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Winchester Model 12 Cartridge Stop Duck 12 Gauge

Winchester Model 12 Cartridge Stop Duck 12 Gauge

$9.95

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Winchester Model 12 12GA Barrel Chamber Ring

Winchester Model 12 12GA Barrel Chamber Ring

$29.95

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Winchester Model 12 16GA Barrel Chamber Ring

Winchester Model 12 16GA Barrel Chamber Ring

$29.95

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Winchester Model 12 20GA Barrel Chamber Ring

Winchester Model 12 20GA Barrel Chamber Ring

$35.95

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Winchester Model 12 28GA Barrel Chamber Ring

Winchester Model 12 28GA Barrel Chamber Ring

$39.95

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Browning / Winchester Model 12 Chamber Ring 20 Ga.

Browning / Winchester Model 12 Chamber Ring 20 Ga.

$30.00

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Browning / Winchester Model 12 Chamber Ring 28 Ga.

Browning / Winchester Model 12 Chamber Ring 28 Ga.

$31.50

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Browning / Winchester Model 12 Chamber Ring 28 Ga. "Undersized"

Browning / Winchester Model 12 Chamber Ring 28 Ga. "Undersized"

$31.50

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Browning / Winchester Model 12 Chamber Ring Screw 20-28 Ga.

Browning / Winchester Model 12 Chamber Ring Screw 20-28 Ga.

$7.35

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Browning / Winchester Model 12 Disconnector 20-28 Ga.

Browning / Winchester Model 12 Disconnector 20-28 Ga.

$7.88

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