Replacement driver that is compatible with nearly all KHE style freecoasters. Examples are Primo, Colony, Demolition, Kink, KHE Reverse ACB/Astern/Greyhound, Federal V2/V3, Alienation, Infinity and more. 

• 9T cog
  
• 14mm inner diameter bearings. If you have a first generation KHE freecoaster such as the Geisha you will need to also buy bearings with a 15mm inner diameter
• Can use narrow 3/32" chains, such as the KHE Tanga, or normal 1/8" width chains