<ul><li>Braking System:Line Pulling Disc Brake Compatible Hydraulic Bike disc brake kit</li><li>Note: Do not remove the "yellow piston block" when installation, otherwise it will cause oil leakage or scrap the oil hydraulic disc.</li><li>Two reasons will cause brake noise: 1) the wheels are not installed properly; 2) the disc rotor is not flat. Please note.</li><li>Suitable for mountain E-Bike,MTB, road bikes and folding bikes etc.</li><li>Weight:Front 199.6g,Rear:204.8g,Include Bicycle Disc Brake Pads</li></ul><br><br>

catazer MTB Road HB-100 MTB Road Line Pulling Hydraulic Disc Brake Calipers Front & Rear Mountain Bike Disc Brake E-Bike Disc Brake (1 Pcs Black Rear)