Pro-Series by Buffalo Tools 660-lb 4-Wheel Black Steel Heavy Duty Platform Truck in the Hand Trucks & Dollies department at Lowes.com
Amazon.com: Platform Truck with 440lb Weight Capacity and 360 Degree Swivel Wheels, Foldable Push Hand Cart for Loading and Storage, Blue : Industrial & Scientific
Amazon.com: Goplus Folding Platform Cart, 330LBS Rolling Flatbed Cart Hand Platform Truck Push Dolly for Loading, Yellow : Industrial & Scientific
Miscool Can 880 lbs. Capacity Platform Truck Foldable Push Hand Cart 360 Degree Swivel Wheels YCHD10G7858L - The Home Depot