All-steel construction is designed to hold heavy files (up to 100 lbs.) without wobbling or flexing. Rails adjust to hold data binders and hanging files from 10 5/8″ to 16 1/4″ wide by 15″ high. Sturdy lower rack for additional files, ledger books or reference materials. Color: Black; Capacity (Weight): 100 lbs.; Caster/Glide/Wheel: Four Casters; Material(s): Steel.