Details
Caution, the acme screw of the 4x4 Scre Jack will completely separate from
the acme nut if screwed out too far. Do not extend the acme screw past the
maximum adjustment of 6". This will insure that the threads of the acme nut
will be used to support a heavy load.
Additional Information
Manufacturer: Ellis Manufacturing Co., Inc.
For More Information on the Screw Jack 4x4 Galvanized Finish,
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