Reduced Pull Spring Kit for Semiautomatic Thompson



20 in stock (can be backordered)

SKU: 856702004781 Category:


This spring kit will significantly reduce the pull needed to cock the gun.  Kit uses a recoil buffer to compensate for spring pressure reduction.

  • Compatible Gun Models: Thompson 1927/28 A1, M1A1, M1 (can be used with the Aluminum frames as well)

  • Will work with Blank Ammo (using a blank barrel) and Live Ammo.

  • Kit includes: 1 Hammer, 1 Firing Pin Spring, 2-Recoil Springs, 1 Urethane Recoil Buffer

Watch our 2 minute installation video: Click here for Video.     Click here for Install Instructions.

To order a replacement Urethane buffer  Click Here

Additional information

Weight 1 lbs


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