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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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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