- Twin motor gearbox kit is great for simple robot and tank projects.
- Independent motors for skid-steer controls.
- Rubber tired wheel and crank arm options
- Mountings for horizontal and vertical use
- Three gear ratios included, can be changed by building with different gears from kit
- 1:60, 200RPM
- 1:120, 100RPM
- 1:288, 42RPM