Reloading Ballistics Disc Calculator from Japan
A disc calculator for firearm reloaders computing bullet trajectory, powder charge, and velocity based on ballistic coefficients. It is a specialized mathematical calculating instrument, fitting under drawing, marking-out or mathematical calculating instruments.
Duty Rate — Japan → Canada
0%
Import Tips
• Verify the disc is not a firearm accessory; it is a calculating instrument
• Declare the material (e.g
• laminated) for duty purposes
• Provide a product description to CBSA for accurate classification