Drive roller size 42mm for 1700, 2200 and Dutch oto/ami in exchange
Advantage:
Better acceleration and more power on climbs and mountain rides.
NOTE:
This drive roller is only sold/shipped in exchange for your old drive roller WITHOUT clutch housing. Without new bearings.
After receiving the drive roller, we will send you the remanufactured drive roller.
The old drive roller must be complete with bearing and bushing.