Barton Marine SkyDock Storage System 4 to 1 Reduction Up to 175 LBS 4-Point LiftBarton Marine SkyDock Storage System is the ultimate roof space solution designed to free up floor space by lifting and stowing gear up high. With a robust 4: 1 reduction and a lift capacity of up to 175 lbs (80 kg), SkyDock makes overhead storage practical and effortless in spaces with ceilings up to 13' (4 m). Whether in a garage, shed, barn, or loft, SkyDock adapts to commercial spaces in yards, marinas, yacht clubs, and warehouses. It smoothly