Nexel Chrome Wire Shelving Starter Unit - 5 Tier - 42"W x 18"D x 74"H 5 TIER STARTER UNITS INCLUDE 5 SHELVES, 4 POSTS, SHELF CLIPS AND 4 ADJUSTABLE LEVELING FEET (WITH NON-MARRING FLOOR GLIDES) WHICH ALLOW COMPENSATION FOR UNEVEN FLOORS. SHELF CLIPS SNAP ON POST, ALLOWING SHELF COLLAR TO SLIDE OVER FOR A SECURE FIT. OPEN DESIGN MAXIMIZES AIR AND LIGHT CIRCULATION AND MINIMIZES DUST ACCUMULATION..