ZOOM HB100 Mountain Bike Hydraulic Brake Caliper Folding Bike Cable Pull Hydraulic Disc Brake Caliper, Front, Rear, Front and Rear % ROCKETEK all the knobs of this

all the knobs of this ball head can not be screwed off

63inch * 7

- Wearing guide x 1

Back Camera: 6MP

ZOOM HB100 Mountain Bike Hydraulic Brake Caliper Folding Bike Cable Pull Hydraulic Disc Brake Caliper, Front, Rear, Front and Rear % ROCKETEK all the knobs of this1. Weight: the front caliper is about 199. 6 grams, the rear brake caliper is about 204. 8 grams 2. Braking method: hydraulic piston bidirectional braking 3. Material: aluminum alloy 4. Application: mountain bike, folding bike, etc. 5. Features: One piece oil cylinder, all CNC machining Fine tune the tension of the brake inner cable to achieve the ideal brake handle feel Two way braking, safe and secure Simple and convenient installation Beautiful and