Set of 3 roller dollies carries up to 1500 pounds (682kgs) High quality 2 ½” PVC swivel casters allow for easy 360˚ turning radius Sturdy, adjustable, nylon tie-down straps x 4 Two 8 inch x 10 inch (200mmx 255mm) steel dollies grooved to fit under skis One 8.75 inch (222mm) round dolly with 5 casters for under the rear track