ZN-15LS-1: Bottle Hydraulic Mechanical Locking Jack

Designed for extra heavy-duty applications including bridge construction, or making fine adjustments on industrial machinery.

Features: 

• Welded steel construction throughout reduces metal fatigue allowing for a longer life.
• Unique base forging method increases resistance to high pressure and gives a degree of durability and performance not found in any other comparable product.
• ZN models are usable in multiple positions: upright, angled, or horizontal.
• Special grade steel results in high durability and helps to prevent rust.
• Casting, cylinder, and base are jointed by an electric welding method for high strength and to prevent leaking.
• Needle valve allows you to control the lowering of the ram.
• Heat-treated extension screws provide a low pickup height adjustment and maximum lift height.
• Safety valve device protects the hydraulic system from overload damage.