This 41-inch wide 15-drawer rolling tool storage combo set is constructed of double-wall steel for strength and durability. It has seven 200-pound load capacity, full-extension ball-bearing drawer slides with the posi-latch drawer latching system which allows easy release by lifting the drawer trim. It also has a heavy-duty keyed internal locking system to safeguard tools. Conveniently charge your power tools, batteries and electronics in the under-lid area which gas struts provide access with easy opening and closing.