YAMAHA MJ rear sprocket for Yamaha Blaster 200 1988-2006 MJ Corse MJ.953 €52.19 High quality duraluminium (ergal) rear sprocket for Yamaha Blaster 200 1988-2006 with chain pitch 520 and with number of teeth from 42 to 64. Select the chain pitch and number of teeth you need by clicking below. Add to cart