(click to enlarge)

Sumner 781300 Specifications:

• Minimum Height: .71m
• Maximum Height: 1.25m

Sumner 781300 Features:

• Folds up for storage ease
• 25mm square tube base construction
• 1,134 kg capacity
• Quick action lockwasher for fast height positioning
• Patented Fall Guard feature allows 25 mm safety zone around lockwasher
• 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
• Jack independently load tested for quality assurance