Scale Model Aircraft Weight & Balance Calculator from China
A slide rule-style calculator for RC hobbyists computing center of gravity and weight distribution for model aircraft. It is a specialized mathematical instrument, qualifying under drawing, marking-out or mathematical calculating instruments.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the calculator is not electronic; it is a manual instrument
• Declare the material (e.g
• durable plastic or metal) for accurate duty rates
• Keep documentation showing its mathematical function for CBSA