4.176Kg

Wheel coated with polyurethane, low-noise operation, low rolling resistance, good floor preservation, high abrasion resistance, high cut and tear propagation resistance and non-marking, very good chemical connection with the rim. Rim of Nylon 6. Hub on ball bearing. Heavy duty castor in zinc-chromium plated pressed steel turning on double rim of balls in temperate thrust bearings. Assembled with self-locking nut and plastic dust protection.