Hand-Crank Variable Speed Gearbox from Mexico
Manual crank-operated continuously variable transmission for testing equipment. HTS 8483.40.5080 for manually manipulated speed changers. Friction drive or cone pulley design allows infinite ratio selection by crank position.
Duty Rate — Mexico → United States
12.5%
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
• Demonstrate hand crank operation with video/mechanism drawings
• Often used in labs qualifying for scientific instrument exemptions
• Distinguish from power transmission (8501) by manual operation