M4 Carbine Barrel Assembly from Mexico
A chrome-lined barrel and gas block assembly designed specifically for the M4 military carbine of heading 9301. This part enhances accuracy and durability in combat conditions. Classified under 9305.91.30 as a dedicated part for military weapons.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify ITAR registration and obtain State Department export licenses for military weapon parts
• Provide detailed technical specs and end-user certificates to confirm military classification
• Avoid misclassification as civilian parts by documenting exclusive use with heading 9301 weapons