Premium Disc Brake for Pro3/Pro4 & MI3/MI4 Electric Scooters

High-performance CNC-machined aluminum alloy caliper with heat-resistant ceramic pistons for smooth braking and reduced fade. Precision-milled stainless steel rotor (140mm/160mm optional) ensures consistent stopping power even under heavy loads.

Dual-sealed hydraulic system with DOT 4 fluid compatibility prevents leakage and maintains pressure stability. Pre-lubricated bearings and anti-vibration shims guarantee silent operation and extended lifespan (10,000+ cycles tested).

Direct bolt-on replacement for Xiaomi Pro3/Pro4 and MI3/MI4 models, featuring tool-free adjustable lever reach. Anodized finish in black/red resists scratches and UV fading.

Ideal for urban commuters and delivery riders needing reliable downhill control. Includes pre-bled lines and universal mounting hardware for 10-minute installation.

Wholesale-ready bulk packaging (50pcs/carton) with OEM customization available. ISO 9001 certified manufacturing with 18-month warranty against defects.