Reloading Ballistics Disc Calculator from Mexico
Disc calculator for firearm reloaders computing bullet trajectory, powder charge, and velocity based on ballistic coefficients. HTS 9017.20.4000 covers it as a specialized mathematical calculating instrument for recreational shooting math. Color-coded plastic discs with reference tables.
Duty Rate — Mexico → United States
13.9%
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
• Explicitly state non-munitions status; avoid ballistic coefficient listings that trigger ITAR review
• Sportsman end-use declaration prevents weapon accessory misclassification