All parts listed here are specific to Browning BT-99 single shot 12 gauge shotguns unless otherwise noted. MGW offers a variety of replacement forearms, stocks, recoil pads, sights, choke tubes, pins, springs and other components for this model. Click the link above to learn how to date your BT-99 via its serial number and identify the tang style. These factory original and aftermarket BT-99 parts will ensure that your shotgun will function flawlessly with every break of the action.

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 BT-99 Mainspring Sleeve "01

Browning BT-99 Mainspring Sleeve "01

$23.00

Not Yet Rated

In Stock

Browning BT-99 Sear '01, (2001-2005)

Browning BT-99 Sear '01, (2001-2005)

$32.25

Not Yet Rated

In Stock

Browning BT-99 Trigger  '01
Browning BT-99 Trigger Guard Pin '01

Browning BT-99 Trigger Guard Pin '01

$4.78

Not Yet Rated

In Stock

Browning BT-99 Take Down Lever Bracket Screw '01

Browning BT-99 Take Down Lever Bracket Screw '01

$4.92

3
Ratings Snapshot
4.667
out of 5
Would recommend this product.

In Stock

Browning BT-99 Hammer '01

Browning BT-99 Hammer '01

$26.25

Not Yet Rated

In Stock

Browning BT-99 Trigger Safety '01

Browning BT-99 Trigger Safety '01

$8.25

Not Yet Rated

In Stock

Browning BT-99 Trigger Return Spring Screw '01

Browning BT-99 Trigger Return Spring Screw '01

$4.81

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In Stock

Browning BT-99 Forearm Screw (05)

Browning BT-99 Forearm Screw (05)

$4.87

Not Yet Rated

In Stock

Browning BT-99 Cocking Lever

Browning BT-99 Cocking Lever

$11.25

1
Ratings Snapshot
4
out of 5
Would recommend this product.

In Stock

Browning BT-99 Cocking Lever Pin

Browning BT-99 Cocking Lever Pin

$5.00

Not Yet Rated

In Stock

Browning BT-99 Max / Plus  Cocking Lever Pin

Browning BT-99 Max / Plus Cocking Lever Pin

$7.00

Not Yet Rated

In Stock

Browning BT-99 Plus and BT-99 (Pre '01) Ejector Extension

Browning BT-99 Plus and BT-99 (Pre '01) Ejector Extension

$14.75

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

Sold Out

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Browning BT-99 Firing Pin All

Browning BT-99 Firing Pin All

$5.87

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

In Stock

Browning BT-99 Max And Plus Firing Pin Bushing

Browning BT-99 Max And Plus Firing Pin Bushing

$5.87

1
Ratings Snapshot
4
out of 5
Would recommend this product.

In Stock

Browning BT-99 Firing Pin Spring

Browning BT-99 Firing Pin Spring

$5.13

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

In Stock