Easily Converts From A 2-Wheeled Hand Truck To A 4-Wheeled Platform Truck By Sliding The Handle Out Of One Set Of Tubes And Into Another. Features Heavy Gauge Tubular Steel Frame With Welded Joints For Extra Strength, 14" X 7" Toe Plate And 8" Solid Rubber Wheels. 250 Lb. Capacity With 2 Wheels, 400 Lb Capacity With 4 Wheels. 15-1/2"W X 9"D X 36"H.