Weight Capacity: 4 TONS Assembled Product Height: 15.37" . Steel lifting saddle cleated for load gripping power Extension screw adjusts to accommodate work load Patented bypass device Heat treated critical stress ares ensure long lifting performance Meets or exceeds ANSI/PALD standards Ideal for auto, truck service, farm and shop use Capacity: 4 ton Lifting range: 8" to 15-3/8" Base material: casting