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HappiJac Single Replacement Acme Screw Jack
The RV industry’s first redundant safety check system! Lifts an astounding 1,500 lb. per jack.
Protects you and your camper against mishaps or failure. Z-bracket mounting system is easily installed and/or retrofitted onto most campers. Can be easily upgraded from manual, hand crank jacks into a remote controlled electric jack system with the purchase of the Electric Motor Drive.
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