Shimano Dura-Ace 15t 1/8" Track Cog Black ModelNumber=32541 Shimano Internally Geared Hub Small

Shimano Internally Geared Hub Small Parts KitsAlfine hubs are packaged without small parts and require this kit plus a cog

The Oohbah profile acts like corrugated steel to the prevent folding rims and adds rigidity for sharper handling

This dual battery mount bracket is required to mount a second Bosch battery to the Surly Skid Loader

Three stainless steel drainage ports for easy cleaning and drying

FIDLOCK Twist Base Water Bottle Cage

Shimano Dura-Ace 15t 1/8" Track Cog Black ModelNumber=32541 Shimano Internally Geared Hub SmallShimano Dura Ace 15t 1 8" Track Cog Black. Shimano Dura Ace Track Cogs1. 37" x 24 tpi Black TECH SPECS Tooth Count 15