Caster Wheel, Non-Marking, Load Rating 5500 lb., Wheel Dia. 6 In., Wheel Width 2 In., Wheel Material Cast Nylon, Wheel Color Natural Beige, Core Material Cast Nylon, Fits Axle 1-1/8 In., Core Color Natural Beige, Precision Ball Wheel Bearings, Temp. Range -13 Degrees to 176 Degrees F, Durometer 80 Shore D, Bore Dia. 1-1/8 In.