Save money with these kits. Coupling our high-performance motors with rock-solid gearboxes and rubber caster wheels, these kits give you a pre-packaged leg-up on a robust drive train.

>Aluminum mountings; Large- 5.25" x 3.2" x .5", bearing. Small- 2.25" x 3.2" x .5", bearing.
>Steel gears; large- 48 tooth 20 pitch .5", small- 12 tooth 20 .75" w/ 2 set screws.
>Steel drive shaft- .5" x 4" (between plates when assembled) .125" keyed.