Premium 8.5-inch rear wheel rim hub crafted from high-grade aluminum alloy for enhanced durability and load-bearing capacity. Precision-engineered with CNC machining for flawless compatibility with Xiaomi M365/Pro 1S scooters, ensuring smooth tire rotation and vibration reduction. Features reinforced spoke holes and double-layered rim edges to prevent deformation under high-speed stress. Ideal for urban commuters seeking reliable DIY repairs or performance upgrades. Oxidation-resistant coating withstands rain, snow, and road salt corrosion. Includes pre-installed bearing slots for tool-free installation. Factory-direct pricing with bulk discounts for commercial repair shops or rental fleets.