RIEJU MJ rear sprocket for Rieju Tango 50 2007-2017 MJ Corse MJ.458 €46.53 High quality duraluminium (ergal) rear sprocket for Rieju Tango 50 2007-2017 with chain pitch 420 and with number of teeth from 46 to 54. Select the chain pitch and number of teeth you need by clicking below. Add to cart