WEN 31109 1000 lb Capacity Rolling Industrial Scaffolding Capable of stacking a second scaffolding unit on top Includes a sturdy 29 x 67 inch work platform Features 30 different height options ranging from 13 to 73 inches Swiveling casters use onboard brakes and a ball-bearing design for a long lifespan Supports up to 1000 pounds of evenly distributed weight