High Precision Deep Groove Ball Bearing for Electric Scooters & Bicycles
Premium chrome steel construction ensures durability and smooth rotation under heavy loads. Precision-engineered 45/45-degree contact angle reduces friction for enhanced speed and efficiency. Hardened steel cages and high-grade grease extend service life, ideal for high-performance electric scooters and bicycles. Exact dimensions (30.15*41.8*8MM) guarantee seamless compatibility with standard rear wheel assemblies. Perfect for urban commuters and performance riders seeking reliable, low-maintenance wheel bearings. Global wholesale pricing—bulk orders available for resellers and manufacturers.