A 5-ton skate roller, also known as a cargo trolley or machine dolly, features rugged, all-steel construction, polyurethane-coated rollers for smooth movement, and a swivel top or built-in bearing cap for 360° maneuverability. Key features include a substantial load capacity (5 tons or more), durable construction, and an anti-slip rubber-coated surface on the platform to ensure stability and grip for the load being moved