STG 34k Parts and Accessories

34k Sear Lever Pin (pin only)

  Includes Sear Lever Pin (Sear Lever Not Included)

STG 34k Screw Kit

Includes:   1 x 8-32 x 3/16 dog point   1 x 8-32 x 1/4 dog point   3 x  8-32 X 1/4 Low Head    1 x  6-32 X .5 socket set screw (barrel jacket timing screw)   1 x  8-32 x 1/2 Low Head (Barrel Jacket...

STG34k Buffer Cap

STG34k Buffer Cap Only Second pattern without spring tab 

34k Stock Screw

34k Stock Screw for Short/Fixed STG34k Stock Assembly

Stemple Trunion Retaining Pins

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

Stemple STG U-9mm, 76, 76W, 34k Trunion (Old Locknut Type)

2006-2010 Threaded Type Trunion.  Standard replacement Trunion Assembly for Stemple STG pattern trunions:  STG U-9mm, STG 76, STG 76W, & STG 34k Includes ejector, lock nut, and retaining pins.

STG-U-34k/76/76W Buffer Rod

STG Buffer Rod for STG34k, 76, 76W to be used with standard Suomi mainsprings

STG34k Buffer Assembly (complete)

STG34k Buffer Assembly: Buffer, Buffer Cap, Retaining Pins, Buffer Rod, Polyurethane Buffer, Rear Takedown Pin, Rear Takedown Pin Second pattern without spring tab 

STG-U-34k/76/76W Buffer

Polyurethane buffer for STG34k, 76, 76W

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...

34k Sear Assembly

Complete sear assembly for the STG34k Includes Sear and Sear Spring

34k Front Takedown Pin (HK Large Pin)

Standard HK Large Pin used as front takedown pin for the STG34k.  This pin is used to secure the Lower Housing to the Magazine Houisng.

STG34k Lower Housing

STG34k Lower Housing (housing only)

Underfolding Stock (AK pattern)

AK unferfolding stock notched for 34k.  Polish pattern... the best ones from the Com Block.

34k Takedown Pin Retainer Spring Latch

Rear Spring Latch for 34k

34k Rear Takedown Pin

Rear Takedown Pin for 34k

Barrel Jacket Retaining Pin: for 2008-2010 ptrn 34k, 76, 76W

Barrel Jacket Retaining Pin: for 2008-2010 ptrn 34k, 76, 76W   retains barrel jacket to magazine housing

STG 76, 76W, 34k 2006-2010 pattern barrel Lock Nut

This part threads to the front of the trunion to retain the barrel. Includes nut only.

Stemple Trunion U9, 76, Stemple Suomi & 34k - 2 Pin Pattern

Standard replacement Trunion Assembly for Stemple STG Standard Bolt Setups with pin mounts: Includes ejector and retaining pins.

Ejector U9, 76, Stemple Suomi, & 34k

Standard replacement ejector for Stemple STG pattern trunions:  STG U-9mm, STG 76, STG 76W, & STG 34k Includes ejector blade and retaining pin.

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 Wolff spring and mounting pin

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 for use with original Swed & Finnish Shrouds

STG Universal Barrel Bushing: fits between barrel and shroud for locking system.   This is necessary for use with original Swedish and Finnish barrel shrouds.  

STG Universal 9mm Barrel - 10.35"

STG Universal 9mm Barrel - 10.35", threaded 1/2-28 Used on: STG-U  STG43 STG76   Works with M37 Shrouds, and Aluminum Shroud setups both from 2012 +.   US Made 41v50 Alloy Steel Parkerized Metal Finish Twist Rate: 1:10  

Picatinny Rail Top for Stemple Receiver

Picatinny Rail Top for Stemple Receiver with mount screws

MG34 Sear Spring - New Production

Copy of original Sear Spring.   Pictured is a comparison between our new sear sprign and a worn original sear spring.   This part is incredibly important to full auto guns.  It helps prevent 'stutter-stop' and 'runaway' malfunctions.

KP31 Barrel Shim - .003 thick

Copied from original parts and made from stainless steel.   Thickness .003"   This part tightens the barrel to jacket fit by 'shimming' the rear collar of the barrel.   This is a very useful part for accurizing you gun or just fixing...

1/2 - 28 to 15mm x 1mm thread adapter

1/2 - 28 to 15mm x 1mm thread adapter(1/2" wrench flat for standard M16 armorer's wrench. Machined from 4140 chrome-moly steel. Black Oxide or Parkerized finishes available) This part adapts the AR standard barrel thread and other 1/2 - 28 threads...

MG34 Grip Screw Tools

Set of specially made 1/4 in. drive bits fitted to the size of the MG34 grip screw and nut.

MG34 Grip Screw/Nut

New Production Grip Screws to Original Specifications. 1 screw and 1 nut per set. Each trigger pack requires 2 sets.   Reproduction  Dark Grey Parkerized Finish

MG34/42 Trigger Housing Pin Tools (Stainless)

MG-34/42 Trigger Housing Pin Punch Set. A must have for all MG34 and MG42 owners. The Pin Start Tool has a conical lead-in that precisely compresses the 'male' 34/42 trigger housing pin spring tabs. The Pin Follower tool pushes the 'male' pin through...

AR Handguard Foregrip

AR Handguard Foregrip:  Simply uses screws and nuts to attach to standard A2 and M4 handguards (mounting parts included).   Also fits 2008-2010 pattern shrouds for STG34k and STG76