Rear sprockets Rear sprocket for Pit Bike IMR 415h MJ.310.415 €27.40 Rear sprocket for Pit Bike IMR in step 415 and number of teeth from 29 to 46. From 35 teeth onwards the plate is emptied for greater efficiency. Choose the number of teeth you need below. Add to basket
Rear sprockets Rear sprocket for Pit Bike IMR 420h MJ.310.420 €28.35 Rear sprocket for Pit Bike IMR in step 420 and number of teeth from 29 to 46. From 35 teeth onwards the plate is emptied for greater efficiency. Choose the number of teeth you need below. Add to basket