52T Alloy Chaingear Kit for Mobic 415 series
Alloy 52T front Crankset kit includes everything you need to upgrade your 415 series 46T crankset so you can ride a little faster now that you are a pro. Comes with double sided chain protector and the right side 52T crank gear and arm and the left side crank arm. Includes caps to cover the bolt holes on the arms. Reuses your existing arm bolts.