The Scorpion S-Series 30mm brushless motors are available in 5 sizes to fit a wide range of electric powered models.  They feature a 5mm main shaft and 3 ball bearings to handle the load.  The 3032 size motors have an extra rear bearing that supports the back end of the flux ring for stability.  Each motor has 3.5mm bullet style connectors attached, and includes a matching set of female bullet connectors, a cross style backplate mount with screws and a threaded collet style prop adapter.  All have 12-tooth stators and 14 magnets.