HUSQVARNA MJ rear sprocket for Husqvarna SM 610 1999-2009 MJ Corse MJ.752 €43.13 High quality duraluminium (ergal) rear sprocket for Husqvarna SM 610 1999-2009, with chain pitch 520 and with number of teeth from 42 to 56. Select the chain pitch and number of teeth you need by clicking below. Add to cart