These are heavy-duty 100% American made hydraulic hand jacks with 100% USA parts. They feature a heavy-duty ductile-iron base for a wide stance and positive load support. All units feature a fluid bypass and a stop ring to prevent damaging over-travel. The intended use of all these models is for heavy-duty trucks, farm/heavy equipment, building construction, mobile home set-up, and as original equipment for manufacturers of many products. Handle included. US Jack supplies our U.S. Military, Boeing, Lockheed-Martin, Oshkosh Truck and Snap-On. These jacks are painted red, military green and black.If red is not available another color may be substituted. *NSN: 5120-00-224-7330