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MAC-10 Muzzle Brake from Japan

Threaded steel compensator for MAC-10 open-bolt pistols (9303), reduces recoil and muzzle rise. Specific to subcompact 9303 firearms, not shotguns/rifles. Falls under 9305.99.40.00.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter

Import Tips

Thread pitch specs (e.g

1/2-28) must match MAC models for proper classification

Avoid import with suppressors; separate due to NFA rules

Steel content declaration prevents Chapter 73 misclass