Product DescriptionSimplicity is the key to the American Classic single speed disc hub. Contains the American Classic six pawl cassette system for strength and durability. Hayes international standard 6-bolt rotor mount. Shimano spline with a thread-on lock ring and new adjustable chain line.
(*Center To Outside)
Included Extras: 18t cog and lock ring
Options: ceramic bearings, titanium quick releases, 14, 15, 16, 17, and 20t cogs, Bolt-On axle, steel bolts included