Raymond Steel Caddy, Airless Rubber Wheels, 350 lbs Load Capacity, 20" Width X 21-1/4" Depth 350 lbs Load capacity Two 4.1" by 10" pneumatic rubber wheels Overall measures 20" length by 15" width Load area (inside channel): 6-1/8" x 20" - 2" high lip Channel: 12-gauge steel, vinyl coated