**Zoom HB-890E E-Bike Hydraulic Brake Set – 2-PIN 4-Piston Power-Off Hydraulic Disc Brakes with 160mm/180mm Rotors – 2024 Upgraded Pre-Bled Mineral Oil Brakes for Electric Bikes – Perfect for Commuting, Mountain Biking & Off-Road Adventures**

ZOOM HB-890E 2024 New Upgrade Hydraulic Brakes Description: Material: aluminum alloy Model: HB-890E Color: black Pads:resin pads is pre-installed Braking: four piston braking Cylinder: integrated cylinder Length of front cable: 950mm Length of rear cable: 1850mm Packgae: 1PC Front Brake Lever, 1PC Rear Brake Lever, 2PC Rear IS/PM Adapter, 4PC Screws Rotors Description: Material: High quality stainless steel Size: 160mm / 180mm Packgae: 2PC Rotors, 12PC Screws

【Sufficient Hose Length】 Ensure hassle-free installation by confirming the required hose length before purchasing. The front brake hose length is 950mm (37.4in), and the rear brake hose length is 1850mm (72.8in).

【Multiple Rotors Options】：The ebike hydraulic brakes comes in 160mm and 180mm discs to choose from, meeting the needs of different customers.

【Innovative Caliper Design with Integrated Cooling Air Ducts】 Prolonged, intense braking can lead to excessive heat build-up, potentially compromising braking efficiency. Our groundbreaking air duct design efficiently dissipates heat, preserving consistent braking power even under duress.

【Experience Unmatched Braking Power】 Unleash rapid and decisive braking aided by four pistons housed within each brake caliper, guaranteeing unwavering braking supremacy with every single ride. The system arrives pre-filled with environmentally conscious mineral oil, eliminating the need for manual bleeding and ensuring immediate deployment.

【Installation Notes】The e-bike hydraulic brakes is only suitable for E-bikes with brake rotors on the left side, not for E-bikes with brake rotors on the right side !