Description
An upgrade option for cartridge wheel bearings that offer extremely low friction, improved power transfer, and a service life that far exceeds traditional steel bearings. Features: Grade 3 Silicon Nitride balls Hardened races Reinforced polyamide cage and non-contact seals Hand built in Denmark High resistance to poor lubrication Specs: Thickness6mm Bearing I.D. (mm)12mm Manufacturer Number61901 MaterialCeramic Bearing O.D. (mm)24mm
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