M4 Carbine Gas Tube from Mexico
A stainless steel gas tube designed for the M4 carbine, a military assault rifle under heading 9301. It channels propellant gases from the barrel to cycle the action. Classified under 9305.91.30.30 as a part of military weapons.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain ITAR export license from parent country and ensure US State Department registration for defense articles
• Provide detailed technical specs and end-user certificates to verify military weapon compatibility
• Avoid misclassification as sporting parts; military designation triggers stricter controls