Spare oversized pulley wheels 13/19 tooth for your CeramicSpeed OSPW Systems.
Fits the following OSPW systems: OSPW Shimano 9200/8100 OSPW Shimano 9100/9150 and 8000 SS/850 SS OSPW Shimano GRX810/815 and RX800/805 OSPW Campagnolo 11s EPS and mechanical OSPW Campagnolo 12s EPS
