Open-frame welded aluminum construction for rugged use. 3 1/2in. rollers with sealed bearings. Tilts for easy loading and unloading. Pallet not included. U.S.A. Load Capacity (lbs.): 6,000, Base L x W (in.): 42 x 42, Roller Size (in.): 3 1/2, Rollers (qty.): 8