16-gauge fully welded frame and heavy duty construction provides superior sturdiness and increased strength.Doors incorporate an extra wide reinforcement that is welded for added strength and stability.Two adjustable levelers compensate for uneven floors.Recessed handle provides easy access without handles obstructing narrow aisle ways.Four-knuckle hinges for added durability.Louvered back panel provides cabinet ventilation.Shelves adjust in 2" increments without tools.Raised base keeps contents out of harm's way from cleaning liquids.