Precision Solid Ball Bearing / Carbon / Stainless Steel Bicycle 1/2"(12.7 mm)

1/2"(12.7 mm) Smooth Solid Precision Balls Bearing / Carbon / Stainless Steel. It is widely used in the manufacture of bearings such as ball, roller and needle bearings. 304 Stainless steel is a common austenitic stainless steel with good corrosion resistance, formability and weldability.

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