Single 4820 Acme Heavy Duty Screw Jack

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Out of 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®
Quantity In Package 1
Country of Origin United States
Sales Unit of Measure EA
UPC 848150058850
Supersedes SKU 313774

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