Mobile small parts storage. Mobile Cabinet Rack holds any combination of 19-Series Akro-Mils Steel Cabinets up to 12 (sold separately) providing access to as many as 336 drawers. Handles up to 500 pounds of small parts. Locking rear caster prevents rolling. Cabinet Rack System components are sold separately. Rack system components consist of: Rail Rack (30012), Mobile Kit (30424), 12 sets of suspension straps and up to 12, 17" wide steel storage cabinets. 19-Series Akro-Mils Steel Cabinets sold separately.