"This Vestil screw-style leveling jack is designed for permanent installation and holds platforms and other equipment in place to stabilize them at the required height. 5,000-lb. uniform capacity. Minimum extended height 4 1/2in maximum extended height 21 1/2in. Overall height 26in. Screw travel 17in. Designed for permanent installation Screw-style jack holds platforms and other equipment in place and stabilize them at the required height Operator drills a 1 1/4in. dia. hole through the platform to be leveled, then bolts the platform between the upper and lower flanges of the jack's divided housing Flanges are 3 3/8in. overall dia., 1/8in. thick, and have six 1/4in. dia. mounting holes equally spaced on a 3in. diameter hole pattern Steel construction with polished chrome finish 8 1/2in. long handle folds down when not in use Stand on a 3 7/8in. dia. swivel base with slip-resistant rubber pad. 1 1/4in. screw dia. Lift rate is 1/4in. per revolution"
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