Traffic Safety System is manufacturing an O2 tank lifter that will help lift heavy Oxygen bottles onto shelves and into Ambulance compartments. The lifter is made like a hand truck but has a manual winch built in for lifting up to 35 inches and 250 lbs. The Tank Lifter is small and compact for easy storage when not in use. It is de-signed for one person operation even for the smallest medic. This product is made in North Carolina and has a 2 year warranty.