Featurs: Patented, push-button locking system. Tubular polycarbonate handle. 6" roller bearing semi-pneumatic wheels. Chrome plated solid steel wheel guards to protect loads. Chrome plated solid steel sliding base lock. Chrome plated solid steel wire, curb/stair slides. Adjustable lock on permanently attached elastic cords prevents load shifting. Weight capacity: 300 lbs. Overall dimensions: Height: 48"; Base: 15.75" x 12.5" Storage dimensions: Height: 20.25"; Width: 16"; Depth: 7" Storage weight: 13 lbs.