Material: Bearing steel GCR15 (100Cr6)
Hardness: >60HRC
Size: Φ31mm~Φ105mm
Easy to Use: These ball bearings used to installed between the inner and outer rings, which can be used to reduce the friction when the bearings rotate, thus reducing the speed of the ball bearings and extending the life of the machine.
Wide Range of Applications: The Bearing steel balls set is an ideal tool for bicycles to replace front and rear wheel bearings and bottom brackets, keeping the pedaling process smooth and efficient. Widely used in bicycles, motorcycles, auto parts, bearings, casters, drawer slides, door locks, home furniture, aerospace, instrumentation, and many other applications.
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