OTC's S04 4-Ton Steel Jack Stands are constructed with a formed and welded high-quality steel base for strength to provide years of safe vehicle holding Self-locking ratchet handle cannot be released under load and feature a wide range of locking heights and adjusting positions to provide a universal stand for most vehicles Form-fit saddle design and wide base ensures stability; Durable baked enamel finish resists corrosion; Welded foot pads resist sinking into soft ground or asphalt Ideal size for holding heavier vehicles like full-size pickups, full-size vans, SUVs, and loaded tradesmen vehicles Features: 4-ton capacity, 15-1/2 to 23-13/16 inch height range, 11-7/16 x10-7/16 inch footprint, 11 tooth ratcheting adjustment, 1-19/64 x 4-19/64 inch V-notch style saddle; Meets both ASME PASE-2019 safety standards for jack stands