Amazon.com: Plastic Platform Folding Cart, 400 lb. Cap, 31"x20" Platform, Versatile and Heavy Duty Rolling Dolly Cart with Wheels, 8.5" Platform Height, Pake Handling Tools : Industrial & Scientific
Foldable Platform Push Hand Truck Cart, Moving Platform Hand Truck, Platform Truck with 440 LBS Weight Capacity and 360 Degree Swivel Wheels, Platform Cart Dolly Car House Office Luggage Moving, Blue - Walmart.com
PRO-SERIES 34.5 in. W 660 lbs. Capacity Heavy-Duty Plastic Folding 4-Wheeled Platform Truck/Utility Cart in Blue 809688 - The Home Depot
Interlocking Plastic Dolly Cart
Vestil 220 lb. Capacity 24 in. x 16 in. Plastic Dolly POS-1624 - The Home Depot