These add-on units conveniently include everything needed to easily extend an existing 21"d x 63"h four-shelf MetroMax Q starter unit that is lacking storage space. Constructed of durable epoxy-coated steel and polymer with Microban coating that resists bacteria, mold, mildew, and fungi, you can have confidence in this shelving’s performance.

*Please note, this shelving is not compatible with MetroMax products manufactured prior to April 2009.

• Easily attaches and shares 2 posts with starter unit to increase storage capacity
• For dry and wet environments
• Built-in Microban protects from bacteria, mold, mildew, and fungus
• Open design promotes ventilation, light penetration, and visibility
• Removable polymer open grid shelf mats
• Epoxy-coated steel, wire shelf frames
• Polymer posts grooved and numbered at every inch
• Patented corner releases allow for quick shelf adjustment on posts
• Holds 2,000 lbs, evenly distributed
• NSF approved for all environments
• 20-year warranty against rust and corrosion