Avid/ SRAM 20mm Post Mount Disc Brake Adaptor Fits 180mm Front 160mm Rear Rotors

SRAM/Avid Post Mount disc brake caliper mounting adaptors provide alternative mount positioning that allow the caliper to be used with different sized rotors than used on the frame or fork caliper mount.

Brake Caliper Type	Post Mount
Mount | Rotor Size	180 Post | 200 Rotor