OSPW X Pulley Wheel System for Shimano GRX RX820 2x12 - Aluminum Pulley

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OSPW X Pulley Wheel System for Shimano GRX RX820 2x12 - Aluminum Pulley

Part$629

CeramicSpeed OSPW X pulley system for GRX RX820 2x12. Carbon fiber and polyamide cage with anodized aluminum 5-spoke wheels—13-tooth upper, 19-tooth lower. Silicon Nitride bearings reduce friction 35-40% versus stock. Four spring tension settings dial in perfo

Specs

CompatibleShimano GRX RX820 2x12

Pulley wheels13-tooth upper, 19-tooth lower

Cage materialCarbon fiber and polyamide

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