Frame:The frame is constructed of 1" O.D. 16 ga.
stainless steel tubing formed to serve as push handles at both ends.
UShelves:Each shelf is press formed from a single sheet
of 18 ga. stainless steel. It is flanged down 1-5/16" on all four sides
and formed back at a 30º angle for rigidity. Each inside corner is
fitted with an ABS black plastic bracket and sleeve to accommodate an
upright. The bottom shelf on all models is set 8" above the floor.
Casters: The unit is mounted on four 4" diameter heavy
duty, swivel casters.