Shimano Dura-Ace 15t 1/8" Track Cog, Black

- Replacement cogs for Speedhubs - See Hub Tools for Rohloff sprocket removers - Existing Rohloff hubs can be updated to spline carrier system by...

- Unique shape, narrow wide profile and perfect roundness make these cogs outlast any of the aluminum competition - Wide 7mm base to help prevent d...

- Cogs are designed with narrow-wide alternating tooth pattern allowing for superior chain retention - Cogs are optimized for use with Solo-XD Carr...

- Offers a lighter weight, compact-drive Singlespeed - Converts any 8-10sp HG splined cassette hub to Singlespeed - Extra wide spline interface pr...

- CNC CrMo cogs to fit the DJD-Bush Drive and Supadrive rear hub driversToday's Stock Status 10+ Available to ship in 2-4 Business Days UPC: Not a...