Trench Airsoft WE M1A1 Thompson GBB Steel Bolt

Infornmation:

Model: M1A1 Thompson
Materials: Steel
For WE M1A1 Thompson. Made of steel. Heavier, more blowback and better durability than original bolt.
Only made by Trench Airsoft with limited amount.

Notice:

Because of the tolerance on the WE TECH M1A1 gas magazine, some magazine will puff the gas when you are shooting with the Steel bolt. We will sugguest you to exchange to other magazines of change the rubber O-ring on the top of the magazine.