Avid/SRAM 20mm IS Disc Brake Adapter, Fits 180mm Front /160mm Rear Rotors
Adapts Avid 74mm Calipers to fit Fork/Frame: IS-160 and Rotor Size: Front-180 / Rear-160mm
- IS: 51mm international standard tabs (secondary number references the smallest rotor size designed for the frame/fork mount)
Download the Avid Disc Caliper Mount Configuration Chart
