2 Motor Sport Gearbox CIMULATOR shaft and plateThis kit replaces the shaft in the Sport Two Motor Gearbox for use with any 8mm with 2mm key product. Description Specifications Documentation This shaft and face plate can be used to replace the shaft in your Sport Two Motor Gearbox so that you can use the gearbox with any 8 mm with 2 mm key product such as a CIM pinion. It comes with a shaft, a face plate to emulate the boss on a CIM, and a snap ring. To install the shaft we recommend using our snap