White Industries' durable, reliable and serviceable 177g ENO Freewheel with 36-tooth engagement is the finest single-speed freewheel ever made.
Single speed freewheel for use with 1/8" or 3/32" chains.
Wheels offers everything you need to convert your Shimano-compatible geared wheel into a single-speed properly.
CNC-machined from hardened chromoly. 3/32 or 1/8. Various sizes. Phosphate Black.
Throw this 40T cog onto your 11-36 10-speed cassette and climb up anything.
Take your cassette to the next level with the Shimano 40T GC Cog from Wolf Tooth.
*Orders received before 3:00PM Pacific time are shipped the same day (M-F). Orders over $100 are shipped free (USA only, excluding AK and HI). Some exceptions apply. See Shipping for details.