This 16T 20DP steel gear can be used to convert your Swerve Drive Specialties MK2 Module Kit to use the Falcon 500 motor to power the drive wheel. Use this gear in conjunction with our 40T 20DP 0.375 in. Hex Bore Gear to replace the first stage in your MK2 kit with a high strength steel gear set. Or, use this gear in a custom application.