Two 5-ton jack cylinders do the lifting, and are extended with a hydraulic hand pump. Precise lifting and weight readings are achieved by viewing the pressure gauge and using a conversion rate of 1000 lbs of hydraulic pressure = 1 ton of weight.
Used with Buckingham Jacking-Shoring Posts:
also known as a pole jack, ceiling jack, floor jack, house jack, screw jack, basement jack, farm jack, jack stand, wall jack, or beam support jack
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