Non-turn washer for Shimano Alfine and Nexus Internal Gear Hubs. Use them so your internally geared hub won't rotate inside the dropout!

To determine correct non-turn washer specification please check Shimano's document repository for details. Enter your hub model (e.g. SG-C3001-7R) and check the dealer's manual!

For quick reference, for Nexus 3 Series (e.g. SG-3R40, SG-3C41,SG-3D55):

For Nexus 7/8 (e.g. C6000, C3000 series):

But we cannot guarantee compatibility! Please check the Dealer's manual before ordering!