A Multi-Position,Heavy-Duty Transporter Oyoest Hand Truck Dolly
Use as a 2-wheel upright hand truck or a 4-wheel dolly
It can bear 330 pounds in four-wheel platform cart mode and 170 pounds in two-wheel upright cart mode
Quick conversion with no pins or tools required
Folds flat for transport and storage
Reduces the chance of injury fatigue and muscle strain