This single-sided rack allows for efficient storage for bar stock, tubing, angles, and other long and bulky materials. The all-welded steel construction features structural channel frame, base and arms. Removable retainer pipes at ends of arms extend 5 " high to provide secure load retention. Each bay provides 15 " of vertical storage space. Powder-coated finish. 1500 lbs. capacity per level, not to exceed 4000 lbs.