Tips: This product with different common line pulling disc brake, This product is Hydraulic Brake principle not spring! nonprofessionals should not open the oil cap,should let professionals do it,otherwaise maybe spill.

MTB Road HB100 MTB Road Line Pulling Hydraulic Disc Brake Calipers Front & Rear Mountain bike disc brake EBIKE disc brake
Model:HB100

Brand: ZOOM
Model: HB100
Material: Alloy
Color: Black/Red
Weight: Front205.7g, Rear206.3g, excluding the rotors
Brake Type: Lining Pulled Hydraulic Disc Brake
Brake Principle: Dual Piston Brake
Origion: Taiwan