Carrier Ring Sets are the key components of the Pro Series System Modular carriers allow riders to quickly and easily alternate their wheel/tire race sets for different track surface Fronts include carrier ring adapter and all necessary spacers and hardware to mount OE-type brake rotor; rears include carrier ring adapters (2) and all spacers and hardware to mount OE-type brake rotor and drive sprocket. CARRIER RING SET RR BLK
