Pallet Rack We offer a wide range of quality American made Steel King products. They are safe, durable, & designed to maximize manufacturing and warehouse efficiency. Roll-formed Roll-formed products are the most popular and versatile type of racking. Steel King’s closed tube design has become the industry gold standard for its quality and impact resistance. Structural Structural pallet rack is the product of choice for many because of its abuse resistance, strength, and rigidity. mh.altg.com 10