

The CeramicSpeed OSPW X Shimano GRX/RX 2x11 Coated features a 13-tooth upper and a 19-tooth lower pulley wheel with durable aluminum construction. It is made for gravel and cyclocross setups where durability, low friction, and long-lasting use are necessary. For a customized setup, four spring tension settings are easy to adjust.
Price: $405.85 from Backcountry
| Merchant | Price | |
|---|---|---|
| $405.85 | Visit Store |
The CeramicSpeed OSPW X Shimano GRX/RX 2x11 Coated features a 13-tooth upper and a 19-tooth lower pulley wheel with durable aluminum construction. It is made for gravel and cyclocross setups where durability, low friction, and long-lasting use are necessary....
The worlds fastest Pulley Wheel system just got faster. OSPW Aero features a lifetime warranty and is wind-tunnel tested to have 40% less friction compared to a stock derailleur, making it perfect for time trials or triathlons.
The CeramicSpeed OSPW Shimano 9100/R8000 Series is an oversized pulley wheel system designed for Shimano 9100 and R8000. The aluminum pulley wheels are extremely durable and come in a size of a 13-tooth upper pulley and a 19-tooth lower pulley. This system...