Heavy Duty Casters reach capacities from 300 lbs each up to 4,000 lbs. in 2”, 2.5” and 3” wheel widths. These models are the heart of Hamilton’s heavy duty lineup. All swivel casters feature either Hamilton’s new HPI technology or its premium forged steel construction with guaranteed-for-life integral kingpins. In addition, Hamilton’s industry leading 3-YR warranty applies to most models. A wide assortment of wheel types is featured and the vast majority of these models, including many with brakes and swivel locks, are stocked for PRONTO® same-day/next-day shipment.