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    • STG Tech Support

    We take pride in providing fast and effective service and support for our products so please don't hesitate to call or write BRP Corp at 678-425-9585 or info@brpguns.com.

     

    TSB 07-02-2019: Rounds Sticking In Chamber

    Barrel & Shroud Shims

    Common Malfunctions and Remedies

    KP31 Fire Control Group Runaway or Fail to Fire

    See KP31 Fire Control Video Below 

    • SN1856: New Stemple Takedown Gun (STG) U45/U9SF Package SN1856: New Stemple Takedown Gun (STG) U45/U9SF Package

      SN1856: New Stemple Takedown Gun (STG) U45/U9SF Package

      Actual Gun Pictured: SN1856 is an unused gun in new condition with a couple minor porosity blems under the marking line (see pics): Includes: Complete Stemple 76/45 (STG) U9SF Machine Gun with Low-Recoil Bolt System and Internally Threaded Trunion...

      $18,750.00
    • 9mm SMG Chamber and Headspace Gauge 9mm SMG Chamber and Headspace Gauge

      9mm SMG Chamber and Headspace Gauge

      9mm SMG Chamber Wear and Headspace Gauge To ensure the safe operation of 9mm Fixed-Firing-Pin (FFP) Blow-Back (BB) Submachine Guns (SMGs), chamber wear and headspace should be verified.   Since SMGs don't typically show a lot of bore wear...

      $36.00
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    • Stemple 76/45 Takedown Gun (STG) M1A1/1928 setup Stemple 76/45 Takedown Gun (STG) M1A1/1928 setup

      Stemple 76/45 Takedown Gun (STG) M1A1/1928 setup

      Product Update Notes 2022: We introduced the new Internally Threaded Pattern (ITP) assemblies of the Stemple 76/45 receivers to offer a more streamlined and versatile system with enhanced compatibility among setups.  Per this previously approved...

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    • Stemple Takedown Gun (STG) Stemple-Suomi Stemple Takedown Gun (STG) Stemple-Suomi

      Stemple Takedown Gun (STG) Stemple-Suomi

      Product Update Notes 2022: We introduced the new Internally Threaded Pattern (ITP) assemblies of the Stemple 76/45 receivers to offer a more streamlined and versatile system with enhanced compatibility among setups.  Per this previously approved...

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    • Stemple Takedown Gun (STG) U45 Stemple Takedown Gun (STG) U45

      Stemple Takedown Gun (STG) U45

      The STG Universal 45 (U45) is our newest addition to the U Series setups for the Stemple 76/45 machine gun. It features a simple, smooth-running blow-back system.  With the addition of a hydraulic buffer, these are the most smooth, controllable, and...

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    • Stemple Takedown Gun (STG) U9 Stemple Takedown Gun (STG) U9

      Stemple Takedown Gun (STG) U9

      ------------------------ U9 - Standard Bolt System  The STG Universal 9 (U9) features a simple, smooth-running blow-back system similar to the Suomi M31 which yields a cyclic rate of 750 rounds per minute.  These are the most smooth,...

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