Here is a stair climbing sack truck that lets you move heavy objects up the stairs more conveniently. It has a load capacity of 250 kg and a folding toe plate. The Sack Truck Stair Climber has thick rubber wheels with a handle that gives you a firm grip. The below video shows this product in action:
This Stairclimbing sack truck could prove useful to delivery drivers or anyone who has to move heavy objects around too often.