The RPG 22-Ton Axle Jack offers a powerful, high speed motor and a self-returning spring designed for efficient, effortless operation. The axle jack also features a one-piece heavy duty T-Handle with three locking positions (90 degrees, 45 degrees and 0 degrees) as well as 3/4", 2-1/4" and 4" adapters for extended reach. For added strength and durability, the axle jack has a welded cylinder, chrome-plated rams for resisting rust and wear and a steel wheel hub with metal bearings. The axle jack also features a built-in bypass device to protect the hydraulic system from over pumping damage, a built-in muffler to promote quiet operation and a built-in in-line air filter for extended motor life.