IIIPRO MTB Bike 4-Pistons Hydraulic Disc Brake Set Caliper Front/Rear 800/1550mm
Brake For: mountain bikes, DH，AM，folding bikes, electric bikes, etc. It can be used as left front and right rear as well as left rear and right front. IIIPRO E4 4 Piston Hydraulic Disc Brake Rear brake 1550mm.