Single 4820 Acme Heavy Duty Screw Jack

In stock

Replacement 4820 Jack leg for your Happijac® truck camper jack system

Quick Facts

  • 2,800 pound capacity per jack

The 4820 Screw Jacks features square tubing. The 4820 jack includes an outer tube that has been zinc plated and then powder coated for superior corrosion resistance. It also has a wiper at the bottom of the jack to help prevent debris from getting into the jack leg, and a zinc plated inner leg. All Happijac® jacks have an electrical upgrade option and have a one year warranty.


  • Plated and powder-coated outer tube resists corrosion
  • Easy-to- access manual override with full 360-degree cranking
  • Efficient, precision CAD design sustains quiet operation
  • Field serviceable with east access to all components
  • Upgradeable to electric
  • Made in the U.S.A.
  • Low amp draw
More Information
SKU 736515
Brand HappiJac®
Country of Origin United States
Sales Unit of Measure EA
Supersedes SKU 313774
UPC 848150058850

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