KAWASAKI MJ rear sprocket for Kawasaki ER 650 2006-2022 MJ Corse MJ.701 €43.69 High quality duraluminium (ergal) rear sprocket for Kawasaki ER 650 2006-2022 with chain pitch 520 and with number of teeth from 36 to 50. Select the chain pitch and number of teeth you need by clicking below. Add to cart