This Super Erecta™ wire cart offers a strong versatile use. The shelves will handle up to a 300 lb load capacity each. This Super Erecta™ wire cart features 5" polyurethane swivel casters with 3 1/2" donut bumpers to protect walls. The unique corner release system, coupled with double-grooved SiteSelect™ posts permit quick shelf adjustment in 1" increments. This Super Erecta™ wire cart contains 4-18 gauge wire shelves that are finished in a durable chrome-plated finish.