U762 Spare Parts & Accessories

BRP STG T Shirt by Nine Line

BRP STG T-Shirt by Nine Line  Black Shirt With White Artwork

STG Universal Rear Takedown Pin for Lowers with AR Push Pin

STG Universal Rear Takedown Pin for Lowers with AR Push Pin for post-2020 Universal Fire Control Groups   The Rear Takedown Pin secures the Receiver Assembly to the Lower Housing Assembly via an AR Takedown Push Pin.  A 6-32 set screw retains...

STG Universal Rear Takedown Pin SHIM for Lowers with AR Push Pin

.001 thick Shim for tightening the fit of the STG Universal Rear Takedown Pin to Universal Fire Control Groups with AR Push Pins for post-2020  

Rear Takedown Pin Support Block for Lowers with AR Push Pin

STG Universal Rear Takedown Pin Support Block for Lowers with AR Push Pin in post-2020 Universal Fire Control Groups   The Rear Takedown Pin Support Block and Pin is reversible to accommodate for both types of Stemple 76/45 Receiver rear hole...

Double Picatinny Tripod Adapter

This machined steel mount adapter is designed to attached two firearms with Picatinny rails to MG3 AA mounts, M240 pintles, M60 gooseneck pintles, and Browning pintles with .557" diameter pins.   Set Includes:  Steel Front Arm Assembly with...

ALUMINUM Bolt Extension with Law Tactical Adapter for ITP Setups

ALUMINUM - CAR Length Bolt Extension with Law Tactical Adapter for STG Universal Internally Threaded Pattern (ITP) U9SF, U45, & U762. The Law Tactical folding stock adapters add approximately 1.3" to the overall length of the bolt stroke...

ALUMINUM Bolt Extension for ITP Setups

ALUMINUM - CAR Length Bolt Extension for STG Universal Internally Threaded Pattern (ITP) U9SF, U45, & U762    Reference Chart

Adjustable Bolt System - ALUMINUM Bolt Extension for CAR

ALUMINUM - CAR Length Bolt Extension for STG Universal Heavy Bolt System U9SF, U45, & U762 This lighter bolt extension is typically necessary for proper function with weak 9mm ammo running in the Heavy Bolt System   Reference Chart...

Adjustable Bolt System - STEEL Bolt Extension for CAR

Steel - CAR Length Bolt Extension for STG Universal Heavy Bolt System U9SF, U45, & U762   Reference Chart Below

Extension Adapter for Law Tactical Folding Stock Sets

The Law Tactical folding stock adapters add approximately 1.3" to the overall length of the bolt stroke.  This part screws into the rear of the Universal bolt extensions for use with Law Tactical folding stock sets.

S7 - STG Universal Extractor with Spring and Pin

Newly manufactured extractor for all Universal configurations: U9, 34k, Stemple-Suomi, STG 76, U9SF, U45, U762, and post-2020 STG 1928s   Includes extra power Wolfe spring and mounting pin.   Unlike the AR pattern extractors this has a more...

STG Universal Barrel Shroud with Extra Rail (NiB Plated)

STG Universal quad rail barrel shroud for 10", 10.35" and 16" barrels:   The bottom rail in machined into the shroud.  1 accessory is included.  Accessory rails can be attached to the top, left and right of the shroud.  Extra...

Hydraulic Buffer for Universal Adjustable Bolt System

Hydraulic Buffer for adjustable bolt system STG setups.

1/2" - 28 thread extension 1" long

Steel Thread Extension for 1/2" - 28 Threaded U9, U7.62 & 34k barrel  Features wrench flats for easy removal. (9/16" wrench) OAL: 1.4" Extends threads by 1"

578" - 28 thread extension

Stainless Steel Thread Extension for 578" - 28 Threaded U9 and U45 Barrels.    Features wrench flats for easy removal. (3/4 wrench)   OAL: 1.2" Extends threads by .7"

STG Vinyl Stickers 2" x 2"

2" x 2" vinyl sticker

KP31 Shroud Shim - .002" thick

Copied from original parts and made from stainless steel.   Thickness .002"   This part tightens the barrel jacket to receiver fit by 'shimming' the rear of the barrel shroud to receiver/trunion.   This is a very useful part for...

Ejector U45, U9SF, U7.62

Standard replacement ejector for Stemple STG pattern trunions:  STG U45, U9SF, U7.62 Includes ejector blade and retaining pins.

STG Universal Barrel Shroud with Extra Rail (Black Anodized)

STG Universal quad rail barrel shroud for 10", 10.35" and 16" barrels:   The bottom rail in machined into the shroud.  1 accessory is included.  Accessory rails can be attached to the top, left and right of the shroud.  Extra...

Stemple STG Spade Grip Kit for STG U9SF, U45, & U7.62

Spade grip adapter setup for Stemple machine guns with heavy bolt systems with CAR pattern stocks.   Includes: rear grip assembly, trigger bar, and trigger adapter   Installation Instructions   Mounting Adapters For...

Suomi KP31, Swed M37, Stemple U9 Trigger Pack Sear Spring

M31 Trigger Pack Sear Spring for original KP31 and Stemple U series guns with Suomi pattern trigger packs

KP31 Barrel Shim - .001 thick

Copied from original parts and made from stainless steel.   Thickness .001"    These are the most thin we could make.  They are excellent for fine tuning your barrel to trunion to shroud fit.   This part tightens the barrel...

1/2" - 28 thread protector

Stainless Steel Thread Protector & Flash Hider for 1/2" - 28 Threaded for U9 and U7.62 10" and 16" barrels   Features wrench flats for easy removal.

Picatinny Rail for Shroud

Picatinny Rail for MN shroud and Suomi Shrouds that have been drill and tapped by BRP   3x Mount Screws included

578" - 28 thread protector

Stainless Steel Thread Protector & Flash Hider for 578" - 28 Threaded U9 and U45 Barrels.    Features wrench flats for easy removal.

KP31 Shroud Shim - .005" thick

Copied from original parts and made from stainless steel.   Thickness .005"   This part tightens the barrel jacket to receiver fit by 'shimming' the rear of the barrel shroud to receiver/trunion.   This is a very useful part for...

Stemple STG 9mm Barrel 12.875"

12.875" barrel for BRP Stemple Takedown Guns.  These can be adapted for use with Finnish KP31 and semi auto variants.   Works with slant pattern KP31 shroud.  Will work with compensated shroud if the exit hole is opened to .635"...

Stemple STG 9mm Barrel 16" Threaded 1/2-28

16" barrel for BRP Stemple Takedown Guns.  Works with slant pattern KP31 shroud.  Will work with compensated shroud if the exit hole is opened to .635".   Extractor Location The extractor relief on this barrel is setup for the...

PIAT Cleaning Brush

Original PIAT bristle brush. Approximately 12" long with 1.5" diameter brush.      Also, very useful for cleaning the inside of MG34 & MG42 barrel jackets, and BREN receivers.

STG Universal Barrel Shroud - M31 Compensated Front (LONG PICATINNY RAIL)

M31 Compensated Barrel Shroud with new parkerized finish for use with 12.875" 9mm barrels. Picatinny rail mount on bottom of shroud. Compatible with all Universal pattern Stemple guns and original KP31 SMGs.  *** 16" barrels wil...

STG Universal Barrel Shroud - M31 Slant Front (LONG PICATINNY RAIL)

M31 Slant Barrel Shroud with new parkerize finish for use with 12.875" and 16" 9mm barrels.  The 16" barrels are threaded 1/2-28. Picatinny rail mount on bottom of shroud. Compatible with all Universal pattern Stemple guns and...

Stemple Trunion Retaining Pins

Standard set of replacement Trunion Retaining Pins.  (2 pins included)

Suomi/STG Magazine Latch Assembly

M31 Magazine Latch Assembly: Latch, Spring, & Retaining Pin For Suomi KP31, &  STG 34k, 76, 76w (please specify which type when ordering)

STG Combo Wrench

Barrel tool with fitted socket for STG Barrel Locknuts, 3/4 wrench for removing the flash-hider, and spanner for suppressor disassembly.

STG Multi-Tool

Type a description for this product here...

PPS43 Magazine

Standard PPS43 Magazine.   Also works with BRP/STEMPLE STG43 Not for sale where prohibited. Takes 7.62 x .25 We also use these with 9mm Luger ammunition in the STG43 setup as well.  Customers have reported that they do not work with...

STG 43 Screw and Pin Kit

Screws, Spring, and Pin Set for STG 43 Lower Housing.   Includes: 1:  8-32 X  .25 socket set screw  1:  8-32 X  .5 socket set screw  6:  8-32 X 3/8 low head  1: .25 X .875 long dowel  1: .25 X .75...

Adjustable Bolt System Mainspring - Extra Heavy

CAR mainspring to be used with higher pressure .45acp and 7.62x25 ammo to reduce cyclic rate.   This spring should not be used with the 9mm setup.   STG Universal  U7.62, U45, & STG 7.62

Adjustable Bolt System Mainspring

This is the standard manspring used for all adjustable bolt system configurations (9mm, 45ACP, & 7.62 x 25).  It is specially designed for maximum reliability across a wide variety of cartridge characteristics.    Used in: STG...

STG Universal Extractor with Spring and Pin

Standard AR- M16 Extractor with small flat machined to work in all Univerals configurations: U9, 34k, Stemple-Suomi, STG 76, U9SF, U45, U762, and post-2020 STG 1928s   Includes extra power Wolfe spring and mounting pin

STG Universal Charging Handle

STG Charging Handle for: STG Universal STG 76 STG 76W STG 34k STG 43 Stemple Suomi

Heavy Bolt System - Bolt Extension Conversion for CAR to A2

STG Universal 9mm/7.62x25 Bolt Extension Conversion for using the CAR Bolt Extension with A2 length stock.     Can be used with STG Universal (STG-U) & STG 43 with A2 length stock. 

STG Universal Barrel Latch

Suomi-type barrel latch setup for use on the: STG 76 (2011 pattern) STG 34k (2011 pattern) STG 43  STG Universal

STG Universal Barrel Nut

Takes place of barrel shroud to lock the barrel to the trunion without the need for a shroud

STG Universal Barrel Bushing

STG Universal Barrel Bushing: fits between barrel and shroud for locking system.

STG Universal 7.62x25 Barrel - 9"

STG Universal 7.62x25 Barrel - 9", threaded 1/2-28 Rifle Twist 1:9.5 Used on: STG-U  STG43   Works with M37 Shrouds or Barrel Nut setups.   US Made 4140 Alloy Steel Parkerized Metal Finish  

STG Universal 9mm Barrel - 10"

STG Universal 9mm Barrel - 10", threaded 1/2-28 Used on: STG-U  STG43 STG76   Works with M37 Shrouds, Barrel Nut, and MN Shroud setups.   US Made 4140 Alloy Steel Parkerized Metal Finish Twist Rate: 1:10  

STG Universal Rear Takedown Screw

STG Universal Rear Takedown Screw for: STG43 STG-U STG76

Adjustable Bolt System - Bolt Guide

STG Universal Bolt Guide for all setups utilizing the Adjustable Bolt System (9mm, 7.62x25 and 45 acp). Ejector Included   Reference Chart Below

Picatinny Rail Top for Stemple Receiver

Picatinny Rail Top for Stemple Receiver with mount screws

STG 43 Ejection Port Shield

STG 43 Ejection Port Shield with Cross Pin

U7.62 Lower Assembly - Complete

Complete/Assembled U7.62/STG 43 Lower Housing