Studio : CeramicSpeed Publisher : CeramicSpeed Product Description CeramicSpeed Cartridge Bearings Reduced frictionIncreased bearing lifeGreater stiffness in bearing systemGrade 3 ceramic balls, hardened races and low-friction sealsHigh resistance to poor lubrication Item SpecificationsBearing I.D.17Bearing O.D.30Manufacturer Number61903Thickness7 0
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