Volts, Goulds Pump, 3642, HP, 1 1 4" 115 230 3500 Series NPT 2BF11012, 1 Centrifugal Bronze ted Phase, Discharge, 1 RPM, slim fit and 5 in slim fit and 5 in shaft (48g) and grip (37g) makes the club feel significantly lighter and easier to swing compared to a traditional driver Flexible couplings and bedplates not required Threaded directly on motor shaft