Shimano Alfine and Nexus Rear Hub Nuts Cog Snap Ring and Non-Turn Washers for 20deg Horizontal Dropouts. Shimano Internally Geared Hub Small Parts Kits
Alfine hubs are packaged without small parts and require this kit plus a cog
Nexus hubs are packaged with small parts and cogs and do not require an additional small parts kit
Cassette joint does not fit Di2 Alfine hubs
