-34%
Derailleur pulley kit (2x 11 teeth) mounted on high quality sealed ring bearings ABEC7, compatible:-Shimano in 9/10/11 speeds for MTB/RoadSRAM X0 / X9 / X7 in 9 speeds for MTBSRAM X0 / X9 / X7 in 10 speeds for MTBSRAM Apex / Rival / Force 10 in road gears using the supplied bushing for 4mm screwsCampagnolo 11 in gears