Reloading Ballistics Disc Calculator from Canada
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 — Canada → United States
13.9%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Explicitly state non-munitions status; avoid ballistic coefficient listings that trigger ITAR review
• Sportsman end-use declaration prevents weapon accessory misclassification