Renthal 1540-520-49GPBK Twinring Heavy Duty Rear Sprocket - Black - 49T bicycle-e-power IP68 Rated

IP68 Rated

1998-1999 Honda CMX250C Rebel

2014-2015 KTM 350 SX-F

hex and Torx keys

These dampers minimize body roll

Renthal 1540-520-49GPBK Twinring Heavy Duty Rear Sprocket - Black - 49T bicycle-e-power IP68 RatedMarketing Color: Black Material: Aluminum Sprocket Position: Rear Sprocket Size: 520 Sprocket Teeth: 49 Unique flat face design keeps weight to a minimum and means the TwinRing is as narrow as a regular chainwheel. Inner Ring is high strength Ultralight 7075 T6 Aluminum. Outer Ring is Electroless Nickel Coated steel. Outer is expanded at 200C and then fitted to inner, creating a permanent bond for the life of the sprocket. Precision CNC machined to