Renthal Twinring Sprocket - 520 Chain Pitch x 50 Teeth - Blue - 2240-520-50GPBU 2007 Yamaha XV1700 Road Star Part Number: MD6370D

Part Number: MD6370D

2017 Honda CRF450R

2007 Ski-Doo MACH Z X

Part Number: W6239

Part Number: 810855

Renthal Twinring Sprocket - 520 Chain Pitch x 50 Teeth - Blue - 2240-520-50GPBU 2007 Yamaha XV1700 Road Star Part Number: MD6370DRenthal Twinring Rear Sprocket A long lasting durable off road sprocket developed over 5 years. They are CNC machined from a specially enhanced 7075 T6 aluminum alloy The unique flat face design keeps weight to a minimum and means the Twinring rear chainwheel is as narrow as a standard chainwheel. These feature Renthal's self cleaning mud grooves at each tooth to help increase wear resistance The flat socket head screws add additional strength to the