Shimano Nexus/Alfine 20deg Horizontal Dropout Right Non-turn Washer 5R YLW

Shimano Nexus/Alfine 20deg Horizontal Dropout Right Non-turn Washer 5R Yellow. Shimano Nexus Hub Non-Turn Washers

11/8/7-speed Alfine and Nexus hubs use a numbered pair of non-turn washers matching the frame dropout type

3-Speed Nexus hubs use 1 of any type