4-Piston Hydraulic Disc Brake Set for MTB, eBike & BMX - 850/1600mm
Will it fit my bike?
Match the caliper mount, rotor diameter and thickness, lever position and hose length. Check whether adapters and rotors are included. For e-bikes, confirm the brake's intended use and any motor cut-off connector before ordering.
What's in the box
Check the product details for included parts. Ask us if you need to confirm adapters, rotors, mounting hardware or tools.
Installation & care
Use the instructions for your exact model. A qualified mechanic can confirm installation, torque, alignment and safety checks before your first ride.
Read installation guidance →Shipping & returns
Review delivery options and return eligibility before ordering. Contact us with your order number for product support.
SKU: M4-ZQYH
Know your component
Product details
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A question before your next ride?
Ask about fit, specifications or choosing the right option. Include your bike model and the details you would like us to check.