MEROCA HD-M800 MTB Hydraulic Disc Brake Set Aluminum Alloy Power Control Shifter Bicycle Brakes 160mm Rotor Mountain Bike Brakes Color:Front Left Disc 50mm(length)*15mm(installation inner diameter)*8mm(screw diameter)

50mm(length)*15mm(installation inner diameter)*8mm(screw diameter)

or there are some errors

Anti skid rubber pad x1

Structure: oil and gas fork

Battery type: CR2032

MEROCA HD-M800 MTB Hydraulic Disc Brake Set Aluminum Alloy Power Control Shifter Bicycle Brakes 160mm Rotor Mountain Bike Brakes Color:Front Left Disc 50mm(length)*15mm(installation inner diameter)*8mm(screw diameter)Category: hydraulic brake Model: HD M800 Colour: Black Material: high strength aluminum alloy Weight: about 638g 1 Pair Tubing length: Left Front tubing 800mm Right Rear tubing 1400mm Suitable for: 160mm 6 pin disc Installation size: A pillar: 75mm B pillar: 51mm How to distinguish the brake that suits you: There are two specifications for bicycle brakes, If the left hand brake lever controls the rear brake, please select the left rear right front