These rugged, all-weather steel constructed stands will handle pipe diameters from 1/8" through 36" up to 2,000 pounds.  Fall guard design avoids hand injuries by creating a 1" safety zone above the lockwasher; No more pinched fingers when adjusting stand height! Fast adjusting, locking ring design.  Pinpoint positioning with jack screw.  Back-up setscrew for added safety.