Complete 26" Mechanical Disk Brake Kit, Front and Back - 160mm rotor diameter.
Center 6 bolt pattern diameter on rotor is 1.75 Inches.
This kit comes with 2 mounting adapter, your hub need to either have the same 6 bolt pattern to mount the rotor directly or you can use the mounting adapter on your threaded hub (1.37 x 24 tpi).
This kit works best with our motorized bicycle frames and KMB frames.
Caliper Holders are NOT included but are required.