AERO WING OPW Cage Kit R92/R91/R81/R80

- JetStream Pro -
The highest level of exceptional efficiency and durability.
◆ Compatible with Shimano R92XX/R91XX/R81XX/R80XX SGS type
◆ High-Performance NC Race Bearings
◆ Aerodynamic Cover Design
◆ Choose from SL and AL models
◆ 4-Years Warranty