Machined from heat-treated, chrome-plated chromoly, these seriously tough cogs will hold up to massive track sprints and crazy skid-stops. Surly's Track Cogs are strong, shiny and they come in two widths and sizes from 13T to 22T so you can select the perfect gear.
These cogs fit standard threaded (1.375" x 24tpi) track hubs. Please contact us with any questions regarding compatibility.
Requires a lockring (sold separately).
|13T / 3/32-inch||708752032170||FW2081||107467|
|19T / 1/8-inch||708752032033||FW2067||90352|
|20T / 3/32-inch||708752032248||FW2088||117717|