Features1Made of high quality stainless steel and aluminum alloy, the set is durable and corrosion resistant. 2With high performance, strong practicability, long service life, and can be used for long term. 3Accurately integrate the data of the scooter and the oil brake, and adopt the front and rear dislocation design, which maximizes the contact area between the brake and the brake disc, and doubles the braking performance. 4The brake disc pad can reduce the accumulation of dust on the wheels and accelerate the air circulation around the brakes to help dissipate heat. 5It is suitable for Xiaomi M365, M365 PRO, PRO2, 1S, LITE electric scooter and also for other scooters with 8.5 or 10 inch tires.SpecificationItem Type: Hydraulic Disc Brake Set for Electric Scooter Material: Aluminum Alloy + Stainless SteelProduct Color: As Pictures Shown Disc Brake Rotor Diameter: Approx. 120mm / 4.7inHydraulic Brake Adapter Length: Approx 98mm / 3.9inHydraulic Brake Adapter Width: Approx 11mm / 0.4inHydraulic Brake Adapter Height: Approx 11mm / 0.4inHydraulic Brake Size: Approx. 92x9x50mm / 3.6x0.4x2.0inProduct Weight: Approx. 366g / 12.9ozApplicable Model: Suitable for Xiaomi M365, M365 PRO, PRO2, 1S, LITE electric scooter and also for other scooters with 8.5 or 10 inch tiresPackage List1 x 120mm Disc Brake Rotor5 x Disc Brake Rotor Screw1 x Hydraulic Brake1 x Hydraulic Brake Adapter2 x Long Screw2 x Short Screw2 x Washer2 x Gasket