Enduro Standard Design Cartridge Bearings.90% filled with Mobilux NGLI 2 synthetic grease, dual-lip labyrinth seals. If the bearing you are replacing is not marked with a manufacturer number, measure it and compare to specifications listed. Item Specifications: Bearing I.D. (mm), 30, Manufacturer Number, 6806, Bearing O.D. (mm), 42, Material, Stainless Steel, Thickness, 7,.
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