Sumner Manufacturing Company 72" Hi Boy Jack Stand with a capacity of 1000 lb is particularly designed for tight pipe installation, such as in mechanical rooms or tunnels. The hi boy is a safe, portable folding stand that is effortless to transport. 39" lowest position hi boy is suitable for normal fabrication of weld pipe. The legs fold up for comfortable storage in job boxes or truck beds.
Features
Designed for pipe installation in tight areas
Folds for easy transport
Quick action lockwasher for fast height positioning
Patented Fall Guard trade - feature allows 1" (25 mm) safety zone around lockwasher
1-1/2" (38 mm) Acme fine adjustment thread
Set screw for double margin of safety
Large, convenient adjustment handle
Set screw can lock jack head to stand for transportation - no loose pieces