Three-position 5 1/2in. caster: (A) swings back 26in. and locks to handle heavy loads, (B) caster swings forward out of the way to form a big, 49in. high, 2-wheel hand truck, OR (C) forms a horizontal cart with a grid platform thats 41 3/8in.L x 17 5/8in.W. Toe plate is 17 1/2in.W x 9 3/4in.D. Pneumatic tires are 10in.H x 3in.W. Red finish tubular steel frame has reinforced welds. 24in. wide overall. 700-lb. capacity.