Engineered for Durability and Precision: Each component—balls, rings, cage and grease—is precisely manufactured for balanced, smooth and wear-resistant performance.
Premium Chrome Steel Construction: SAE52100 chrome steel balls and rings with optimized internal geometry provide excellent strength and load capacity.
Reinforced Double Seals: Equipped with durable 2RS seals that protect against dust, water and dirt while maintaining internal lubrication.
Smooth, Low-Friction Rotation: Factory-greased design ensures efficient, quiet performance with minimal rolling resistance over extended use.
Trusted and Versatile Replacement: 100% compatible with original bearings, offering reliability, fluidity and durability across cycling components.