At first glance, the door trolley appears to be nothing more than a rack on wheels, designed to hang from the back of a door. However, its functionality extends far beyond mere hanging storage. For starters, it serves as an excellent tool for maximizing space in cramped living quarters. Apartments and smaller homes can attest to the challenge of finding storage solutions that don't impede upon valuable living space. The door trolley steps in here, utilizing the often-overlooked space behind doors to provide additional shelving without encroaching on the room itself.

Nevertheless, it can range from +/- 0.2mm to +/- 0.5mm as standard but still subject to improvement if need be.