Side lift spreader

A side lift spreader comprising:

• a main carriage that is connectable to a lifting device, wherein the main carriage is configured to be movable along a mast of the lifting device;
• a main frame that is configured to be carried by the main carriage;
• a first vertical container holding beam that is connected to the main frame, wherein the first vertical container holding beam comprises a first container locking device and a first lower container support, and the first lower container support is configured to be at a longer vertical distance from a reference point on the main frame than the first container locking device, wherein the reference point is located on a bottom face of a lowermost horizontal beam of the main frame linking the first vertical container holding beam to a second vertical container holding beam;
• and
• the second vertical container holding beam that is connected to the main frame, wherein the second vertical container holding beam comprises a second container locking device and a second lower container support, and the second lower container support is configured to be at a longer vertical distance from the reference point on the main frame than the second container locking device, wherein the reference point is located on the bottom face of the lowermost horizontal beam of the main frame linking the first vertical container holding beam to the second vertical container holding beam, and wherein a free lower end of the first vertical container holding beam is spaced apart horizontally from a free lower end of the second vertical container holding beam.