Premium 6918-2Z/61918-2Z Deep Groove Ball Bearing
High-grade chrome steel construction ensures durability and smooth rotation under heavy loads. Precision-machined raceways with tight tolerances (40x20x12mm) minimize friction for silent operation.
Double Rubber Sealed Design
Integrated ZZ rubber seals protect against dust, moisture, and contaminants, extending lifespan in harsh environments. Ideal for bike wheel hubs, skateboards, and industrial machinery.
Lowest Global Wholesale Pricing
Direct factory sourcing guarantees unbeatable bulk rates—no middlemen. Stock up for commercial repairs or large-scale projects without compromising quality.
Versatile Heavy-Duty Performance
Handles radial and axial loads effortlessly. Perfect for electric scooters, conveyor systems, and automotive applications. Heat-treated steel balls resist deformation at high RPMs.
Ready for Immediate Shipment
Global logistics network ensures fast delivery. Bulk discounts available for OEMs and resellers. Upgrade your equipment with pro-grade bearings at unbeatable value.