SHIMANO Alfine SM-S705 Di2 Non-Turn Washers and Cap Nuts
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
For Track Dropouts Type End 6R/6L
For Vertical Drop Type End 8R/8L
For 20 deg Horizontal Dropouts Type End 5R/5L
For 38 deg Horizontal Dropouts Type End 7R/7L
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.