Cassettes & Freewheels

The ultra wide ratio provides optimal range for Box Drivetrains and other 1x drive trains. Aluminum carries reduce weight and prevent pitting of the free hub body. Speed : 11 Material : Alumiun Spider, composite spacers, and steel Cogs Ratio : 11-13-15-18-21-24-28-32-36-42-50 Chain: 11sp Freehub required: Box or Shimano