Features and Benefits: Precision machined and polished cylinders provide non-abrasive leak-free durable performance Heavy-duty bases are electrically welded providing a stable platform Hydraulic system is protected from damage by internal by-pass mechanism Chrome-plated piston and ram are corrosion resistant for use in any industrial environment Industrial-duty construction permits use in extreme climates JET®JHJ Series Hydraulic Bottle Jacks have capacities from 2 to 100 tons and are available in standard and low profile heights. The pump piston and ram are chrome plated for added corrosive resistance increasing durability. Each JHJ model functions in upright angled or horizontal positions for increased versatility. JET JHJ Series Hydraulic Bottle Jacks comply with ANSI/ASME B30.1 and PALD-1 standards