This machined thread adapter is a necessary part if you have a Masterpiece Arms MPA M-11 9mm with the smaller barrel thread of 1/2 x28 and want to add one of our Titan Muzzle Brakes, Vented Barrel Extensions, Extreme Barrel Extensions, Fake Suppressors or other components with the standard 3/4 x10 thread. For use with newer MPA guns models: MPA35T-A, MPA35SST-A, MPA930T-A, MPA930ST-A. Thread adapter is a 1/2 x28 to 3/4 x 10 (gun and other components sold separately)
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