Super Duty Kingpinless Casters reach capacities from 2,200 lbs each up to 15,600 lbs. in wheel widths that range from 3” up 9”. Machined from heavy 1045 forgings, these casters have a new heavy duty "V-Style" seal for the swivel raceway, thicker legs, larger axles, and massive double stacked precision ball bearings to accommodate the higher speeds. A wide assortment of wheel types are featured and the vast majority of these models, including many with brakes and swivel locks, are stocked for PRONTO® same-day/next-day shipment.