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.

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Winchester/Browning Sleeve Bar Assembly, 12 Gauge 3.5"

Winchester/Browning Sleeve Bar Assembly, 12 Gauge 3.5"

$10.00

Not Yet Rated

In Stock

FN SLP / Browning Silver / Winchester SX2 & SX3 12ga 3" Sleeve Bar Assembly
Browning / Winchester / FNH Piston Assembly, 3" & 3-1/2"

Browning / Winchester / FNH Piston Assembly, 3" & 3-1/2"

$75.00

20
Ratings Snapshot
4.9
out of 5
Would recommend this product.

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FN SLP / Browning Gold & Silver / Winchester SX2 & SX3 12ga. Sleeve Bar Return Spring

FN SLP / Browning Gold & Silver / Winchester SX2 & SX3 12ga. Sleeve Bar Return Spring

$4.74

3
Ratings Snapshot
5
out of 5
Would recommend this product.

In Stock

Browning Maxus / Cynergy / Silver Micro Midas & Winchester SX3 Inflex Recoil Pad 1/4" Spacer

Browning Maxus / Cynergy / Silver Micro Midas & Winchester SX3 Inflex Recoil Pad 1/4" Spacer

$6.25

7
Ratings Snapshot
5
out of 5
Would recommend this product.

In Stock

Browning Maxus / Winchester SX3 12ga. Synthetic Stock Reinforcing Insert

Browning Maxus / Winchester SX3 12ga. Synthetic Stock Reinforcing Insert

$5.75

2
Ratings Snapshot
4.5
out of 5
Would recommend this product.

In Stock

Winchester SX3 MONBU Magazine Cap
Winchester SX3 12ga. Magazine Cap, Black with Eyelet

Winchester SX3 12ga. Magazine Cap, Black with Eyelet

$30.00

1
Ratings Snapshot
5
out of 5
Would recommend this product.

Sold Out

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Browning/Winchester/FN 12 Gauge Slide Buffer, 3-1/2"

Browning/Winchester/FN 12 Gauge Slide Buffer, 3-1/2"

$19.00

5
Ratings Snapshot
4.6
out of 5
Would recommend this product.

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Browning/Winchester Action Spring 12 GA 3.5"

Browning/Winchester Action Spring 12 GA 3.5"

$5.00

15
Ratings Snapshot
4.867
out of 5
Would recommend this product.

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Winchester/Browning 12ga. Magazine Follower

Winchester/Browning 12ga. Magazine Follower

$7.50

1
Ratings Snapshot
5
out of 5
Would recommend this product.

In Stock

Winchester/Browning Three Shot Magazine Adaptor, 12ga. 3.5"

Winchester/Browning Three Shot Magazine Adaptor, 12ga. 3.5"

$7.50

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

In Stock

Winchester/Browning Three Shot Magazine Adaptor, 12ga. 3"

Winchester/Browning Three Shot Magazine Adaptor, 12ga. 3"

$5.00

1
Ratings Snapshot
5
out of 5
Would recommend this product.

Sold Out

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