The Black Diamond 600 LB. Capacity Heavy Duty Hand Truck utilizes a heavy duty 1" diameter steel frame for extra strength and pneumatic tires with steel rims for increased maneuverability. This heavy duty hand truck also features a strong toe plate and heavy duty 5/8" axle, enabling it to lift and transport large items weighing up to 600 LBS. Designed with ergonomics in mind, the hand truck’s P-handle provides a natural and comfortable grip that minimizes strain. Black Diamond’s Heavy Duty Hand Truck simplifies material handling and makes it possible to move big and bulky items efficiently and safely.