BM1 SERIES, 4 BOLT FLANGE, 50CC, 1" KEYED SHAFT, 1/2" NPT PORTSSpinner motorInterchanges to Char-Lynn 101-1001, Buyers CM004P, HM004P and Monroe 505006546,Hydro Custom, Eaton, White.BMH1-50H0420: 50cc SPINNER MOTOR, NPT PORTS$270.50PriceQuantity*Add to Cart