HB-100 Line Pulling Hydraulic Disc Brake Calipers, Mechanical Disc Brakes for…
Upgrade Design: HB-100 uses a new hydraulic line pull clamp technology. The cylinder of the clamp is built-in brake oil. Adjust Tightness: Front /Rear bicycle hydraulic disc brake caliper are made of premium aluminum material with oil cylinder driven two -way brake pad clamp.