Super Adjustable Super Erecta Shelving is the most advanced and innovative wire storage system available. A unique corner release system and SiteSelect™ Posts make changing shelf levels fast and easy, without tools! And Super Adjustable Shelving works in conjunction with the entire Super Erecta System of shelves and accessories.Easily adjustable at 1-inch (25mm) intervals.Easily assembled without tools. Unique shelf design minimizes dust accumulation and allows a free circulation of air. Unique post design provides a visual guide for positioning and adjusting shelves. Fast and easy reconfiguration. For sizing of shelving units please contact us.