Designed to accommodate as many as 12 Rackbins on 4 shelf levels, Wire Shelving System can store large or bulky items. Bins are 42 in. deep with 17½ in. height and widths of 16½, 19 7/8, and 23 7/8 in. Eight ¼ in. drill-hole pattern on bottom of bins provides drainage and air circulation, while wide stacking ledge and anti-slide lock keeps stack bins steady and prevents forward shifting. With chrome-plated finish, system is suitable for dry storage environments.