Description:Size: 6001Z (Inner Dia.=12mm, Outer Dia.=28mm, Thickness=8mm)Shield on SINGLE SIDE of the bearing for easy lubrication and maintenance while protecting from dirt. Idea for vertical installationChromium Steel long-life bearings, smooth and low noiseABEC Tolerance 1 (P0), Z2 Noise Level for most general usePre-Lubricated, Easy to maintain.
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