This Fixed Gear Cog is made for the 3/32" narrow chain. It will work with basically any chain, but will probably run quieter with 3/32" "road" chain. - Hardened Chromoly Steel - Coated to resist rust - Fits standard track hubs.
Beautifully machined E.A.I. sprockets. Made in U.S.A. Fully threaded for strength. Fits all track hubs. Narrow 3/32" width works with all kinds of chain, narrow (derailer type) chain preferred. Available in 15-20 tooth sizes, Prices vary.
White Industires new Eno Eccentric hub with spline mount fixed siderequires their proprietary cogs. This design eliminates cross threading and cog movement. Available in 1/8" and 3/32" Sizes 13t to 20t
Left-hand threaded. To hold a track cog onto a track hub. Hardened threading and extra material make this highly durable to help you go the distance. ISO/English standard size 1.29" x 24 TPI fits most U.S., English, and Asian fixed gear hubs.