Stromberg Carlson 4-1/2 to 8-1/4"H Adjustable Black Aluminum Folding Step Stool P-102 04-0209

Aluminum single step stool has an open grate surface. Large stool platform measures 16 inch width x 24 inch length with 4-1/2 to 8-1/4 inch adjustable height. It supports up to 500 pounds. Legs lock open and closed. No rust composite treads.