Onyx Racing Onyx SS Stainless Cassette Cog
Onyx Racing Ultra racing cogs are designed for Onyx Ultra BMX hubs. The Ultra BMX hubs feature a larger diameter freehub body adds durability and holds up to additional torque. Made from stainless steel these singlespeed cogs are sure to wear like iron. They are designed to be used with 3/32" chains and fit Onyx SS compatible freehub bodies. Like all of Onyx's products these singlespeed cogs are made in the USA.