Our low profile floor jack features a dual-piston hydraulic system with a powerful lifting force and higher load capacity. Compared to single-piston designs, it lifts faster and more stably, easily handling everyday home car maintenance. A reliable and durable choice. | Vevor | | Low Profile Floor Jack,2.5 Ton (5500 lbs) Capacity, Aluminum & Steel Racing Floor Jack with Dual Pistons Quick Lift Pump | Black;Yellow | Best Buy