The only 100% USA made garage stand with 100% USA parts Low Height 16 1/4 " Maximum Height 25 1/4 " Base Diameter 11" x 11 " “Double lock security system” utilizes two pawls to engage two teeth on the load bar. Rated capacity is PER Pair. Stands are packaged in PAIRS. US Jack supplies our US Military, Boeing, Lockheed-Martin, Oshkosh Truck and Snap-On.