Enduro Bearings - Shimano Ceramic Zero Jockey Wheel Set 9/10 Speed Stems The PD-R9100 is the top

The PD-R9100 is the top choice for the road racer

For an extreme control over volume

The combination of a 45mm profile rim and the unique design of the Turbine spokes

Constructed of fine polyester with optimal wicking capabilities

Enduro Bearings - Shimano Ceramic Zero Jockey Wheel Set 9/10 Speed Stems The PD-R9100 is the topIndependently tested and winning competitions for the least rolling resistance, the truly best part of these jockey wheels is the silent and crisp shifting they afford. Machined from solid Delrin at our California machine shop, not molded, they are much harder and precise than any competitor's that have copied this design. Where aluminum jockey wheels are loud and deteriorate almost immediately after installing, Enduro Bearings jockey wheels will