Slight discoloration on surfaces, does not affect surface.
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eBay
eBay
eBay
eBay
Deep groove ball bearing. inner diam.
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Bearing has discoloration from protective grease used during storage. Bearing may be lightly coated with grease for protection during storage.
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100 x MR52ZZ Bearings. Material: Made of bearing steel, it is not easy to wear and is an excellent substitute. Material: Bearing steel. Weight: 40 g. It has simple structure, high rotation speed, small friction coefficient, low vibration and noise.
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