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Item: Mechanical Journal Jack - Service Range: 11.375 to 16.375 inches - Load Capacity: 50 tons
Type: Mechanical lifting mechanism - Pumping action turns gears to advance piston
Applications: For load holding, lifting, and pushing - Holds load indefinitely without creeping down - Ideal for applications where electric or air power is inconvenient or dangerous - All models can be operated in both vertical and horizontal positions
Description: Mechanical hand operated journal jack - Also known as screw jack or super jack - Internal lifting mechanism is made from Chrome-molybdenum steel to withstand excessive loads - Gear construction provides strong and precise interlocking feature for no creeping under load and smooth lifting - Steel pumping handle included - Traversing bed, safety bed, and toe attachments are available upon request
Attention: Before purchasing, please consider the 'handle effort per ton of load' as listed in the table with each item. What this means for you: Assume the handle effort per ton is 10 lbs. If you lift 5 tons of weight, you have to push the pumping handle with 50 lbs of force (10 lbs x 5) each time you pump.
Includes: (1) one mechanical journal jack, and (1) one pumping handle
WARNING: Never exceed rated capacity!