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Sumner Manufacturing Company

Heavy-Duty Style Lo Jacks

$ 81.40

Sumner Manufacturing Company

Heavy-Duty Style Lo Jacks

$ 81.40

Commercially produced and tested for excessive loads.
The Heavy Duty Jack is the first commercially produced Jack stand constructed of rugged 1" (2.5 cm) steel tubing, tested by independent labs for excessive loads.


Standard Features

  • 2,500 lb (1,135 Kg) capacity
  • 3,500 lb (1,580 kg) capacity for Heavy Duty Plus Jack
  • Strut tension plate for superior lateral support
  • 1" (2.5 cm) square tube base construction
  • Built for heavy use & abuse
  • Quick-action lock washer for fast height positioning
  • Patented Fall Guard™ feature allows 1" (25 mm) safety zone around lock washer
  • 1-1/2" (38 mm) Acme fine adjustment thread – the largest in the industry
  • Large, convenient adjustment handle
  • Set screw for double margin of safety
  • Set screw can lock jack head to stand for transportation – no loose pieces
  • Replacement leg feature for easy repair
  • Jack independently load tested for quality assurance
  • CE rated
  • Backed by over forty years of jack stand manufacturing experience