Tamiya Single Gear Box 4-Speed

Put Together a Single Gearbox (4 Speed) with this
Educational Construction Kit from the Tamiya GeniuSeries
Appropriate for Ages 10 & Older.

FEATURES:
This set can be put together for 1 of 4 different equipment ratios:
    12.7: 1, 38.2:1, 114.7:1, 344.2:1
Hexagonal shaft.
Motor cover and crank arm.
Durably molded gear box case, gears and pinion gears.
FA-130 type motor included with a torque of 3V.
Comprehensive assembly guide.

INCLUDES:
(1) Single Gear Box

NEEDS:
Assembly
Screwdriver
Hobby Knife (RMXR6909)