RIEJU MJ rear sprocket for Rieju Bye Bike 50 MJ Corse MJ.669 €28.19 High quality duraluminium (ergal) rear sprocket for Rieju Bye Bike 50, with chain pitches 415 and with number of teeth from 28 to 38. Select the chain pitch and number of teeth you need by clicking below. Add to cart
