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Finnish KP31 Individual Parts

  • M31 Barrel
    $50.00 M31 Barrel
    Original Barrel in Excellent Condition   (BARRELS FOR ONLY $20 ea IF YOU BUY A SUOMI KIT!)

  • M31 Barrel Shroud - Converted
    $55.00 Choose Options M31 Barrel Shroud - Converted
    Rare barrel shroud that was originally a slant front and converted to compensated pattern. (original item)   These shroud also differ from the standard compensated KP31 should in that the compensator end diameter is ...

  • M31 Bolt
    $25.00 M31 Bolt

  • M31 Charging Handle
    $8.00 M31 Charging Handle
    Original M31 Charging Assembly: includes; handle, spring, bolt catch, and pin

  • M31 Rear Cap
    $5.00 M31 Rear Cap
    Original Rear Cap in Excellent Condition

  • M31 Rear Sight
    $8.00 M31 Rear Sight
    Original Suomi - Tikka mfg 500m tangent

  • M31 Trigger Pack
    $35.00 M31 Trigger Pack
    Complete Original M31 Trigger Pack in Excellent Condition

  • M31/37 Barrel Jacket Latch
    $5.00 M31/37 Barrel Jacket Latch
    Removed from original receiver

  • M31/37 Front Sight Blade
    $3.00 M31/37 Front Sight Blade
    Original Front Sight Blade

  • M31/37 Mainspring
    $10.00 M31/37 Mainspring
    Original Mainspring

  • M37/39 Bolt (WITHOUT EXTRACTOR)
    $15.00 M37/39 Bolt (WITHOUT EXTRACTOR)
    Compatible with Finnish Suomi (drum & coffin only)   (WITHOUT EXTRACTOR) Extractor not included.   This bolt is the same as the Finnish M31 bolt except it doesn't have the extra cutout for use with the...

  • Sling - Original KP31 like-new condition
    $15.00 Sling - Original KP31 like-new condition
    Original - Like-New Condition Sling

  • Suomi Drum Tool
    $4.00 Suomi Drum Tool
    Fitted tool for the Suomi Drum Feeder Arm for 1/4" hex drive tool.   It allows you to remove the arm for retensioning the drum.

  • Suomi KP31 / Swed M37 Screws: Stock and Trigger
    $8.50 Suomi KP31 / Swed M37 Screws: Stock and Trigger
    Includes the trigger screw and trigger screw keeper, and stock/tang screw

  • Suomi KP31 Barrel Shim
    $2.75 Suomi KP31 Barrel Shim
    Copied from original parts and made from stainless steel.   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...

  • Suomi Rear Cap Mount with Buffer
    $8.50 Suomi Rear Cap Mount with Buffer
      Assembly for mountain a Suomi buffer with having to thread the the rear of your receiver.  This is the setup we used to mount the buffer in our early STG34k guns.   This assembly includes: - 1 M31...