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STG Stemple - Suomi Parts

  • Ejector U9, 76, Stemple Suomi, & 34k
    $12.00 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.

  • KP31 Barrel Shim - .001 thick
    $2.75 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...

  • KP31 Barrel Shim - .003 thick
    $2.75 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...

  • KP31 Shroud Shim - .002" thick
    $4.85 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...

  • KP31 Shroud Shim - .005" thick
    $4.85 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...

  • Mainspring STG U9, 34k, & Suomi - New Production
    $10.00 Mainspring STG U9, 34k, & Suomi - New Production
    New Production Mainspring for Suomi KP31, Swed M37, STG 76, Stemple Suomi, STG U9, STG 34k

  • Picatinny Rail for Shroud
    $32.00 Picatinny Rail for Shroud
    Picatinny Rail for MN shroud and Suomi Shrouds that have been drill and tapped by BRP   3x Mount Screws includeds

  • Picatinny Rail Top for Stemple Receiver
    $32.00 Picatinny Rail Top for Stemple Receiver
    Picatinny Rail Top for Stemple Receiver with mount screws

  • Stemple STG U-9mm, 76, 76W, 34k Trunion (Threaded Type)
    $200.00 Stemple STG U-9mm, 76, 76W, 34k Trunion (Threaded 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.

  • Stemple Trunion U9, 76, Stemple Suomi & 34k
    $200.00 Stemple Trunion U9, 76, Stemple Suomi & 34k
    Standard replacement Trunion Assembly for Stemple STG Standard Bolt Setups: Includes ejector and retaining pins.

  • STG 9mm bolt - 34k & Stemple Suomi
    $245.00 STG 9mm bolt - 34k & Stemple Suomi
    STG 34k & Stemple Suomi Bolt with Extractor

  • STG Combo Wrench
    $30.00 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
    $17.50 STG Multi-Tool
    Type a description for this product here...

  • STG Universal Barrel Shroud (with extra rail)
    $250.00 STG Universal Barrel Shroud (with extra rail)
    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...

  • STG Universal Charging Handle
    $15.00 STG Universal Charging Handle
    STG Charging Handle for: STG Universal STG 76 STG 76W STG 34k STG 43 Stemple Suomi

  • STG Universal Extractor with Spring and Pin
    $25.00 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   Includes extra power Wolfe spring and mounting...

  • STG-76W Sear (old pattern)
    $5.00 STG-76W Sear (old pattern)
        First pattern STG-76W sear for select-fire guns.  Made from 4140. Fitting and hardening may be required...

  • Suomi 36 rd stick magazine
    $28.50 Suomi 36 rd stick magazine
    36rd original Finnish Suomi drum. Works with M31/KP31, KP44, M37/39, M45. (not for sale where prohibited) Excellent condition       MAGAZINE SHIPPING RESTRICTIONS   California Restrictions: 10...

  • Suomi Drum
    $65.00 Suomi Drum
    70rd original Finnish Suomi drum. Works with M31/KP31, M37/39, M45. (not for sale where prohibited) Excellent condition

  • Suomi KP31 & Stemple STG 9mm Barrel 16" Threaded 1/2-28
    $120.00 Suomi KP31 & Stemple STG 9mm Barrel 16" Threaded 1/2-28
    16" barrel Copatible with BRP Stemple Takedown Guns and Finnish KP31.   Works with slant pattern KP31 shroud.  Will work with compensated shroud if the exit hole is opened to .635". Case exposed on rear: .12" - ...

  • Suomi KP31 - Stemple STG 9mm Barrel 12.75"
    $120.00 Suomi KP31 - Stemple STG 9mm Barrel 12.75"
    12.75" barrel copatible with BRP Stemple Takedown Guns and Finnish KP31.   Designed to work with original KP31 Suomi M31 barrel shrouds. US Made 4140 Alloy Steel Parkerized Metal Finish Twist Rate: 1:10 Muzzle...

  • Suomi KP31 Transit Chest
    $300.00 Suomi KP31 Transit Chest
    Type a description for this product here...

  • Suomi Magazine
    $25.00 Suomi Magazine
    36rd original Finnish Suomi drum. Works with M31/KP31, M37/39, M45. (not for sale where prohibited) Excellent Condition         MAGAZINE SHIPPING RESTRICTIONS   California...

  • Universal Front Takedown Pin
    $4.00 Universal Front Takedown Pin
    Standard HK Small Pin used as front takedown pin for the U9, U9SF, U45, U7.62, STG76 and Stemple Suomi