The lightweight mobile donor chair has a patient weight capacity of 300 lbs. while light weight enough for one person to pick up. The 12MSL allows either end to be used as the backrest, serving both left and right-handed donors. A standard padded arm can be used on either side of the donor chair. Optional side tray and scale rod are also available. Stack them up 4 tall and easily transport them to your destination with the optional wheel kit.