Five tray design shelves with 1-3/4" side/back lip and 5/8" front lip conveniently pull-out on full extension ball-bearing slides. Shelves hold to 200 lbs. each and have built in interlock system to prevent more than one shelf from opening at a time to avoid tipping. Three point locking handle to secure contents. Four leg levelers to keep cabinet level on uneven surface. Heavy duty welded steel construction with powder coat finish.