Feature(may vary by option.)

●DESIGNED-The plug-in design allows the jack to reach the desired height by turning the adjusting nut under pressure.
●SUPPORT - Perfect temporary or additional support for primary areas such as stairs, porches, decks, crawl spaces and heavy load areas. This service jack can also be used permanently as a secondary support.
●Durable-Built with high quality materials,Coated to prevent corrosion.Although the Mini Screw Jack is small in size, it is big in strength and durability.
●SAFE - The floor jacks are fully adjustable and come with a safety lock set screw to ensure security for added strength and safety.
●Use - To adjust the height of the mini screw jack, just use a wrench to adjust the nut, reach the desired height, then tighten the set nut.

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Description

Adjustable Floor Jack Post-17-21" Range of Adjustment,Mini Screw Jack,Telescoping Jack for Temporary Support 4PACK.