... including. Angles, I-beam, wide-flange beams, channels, bars, round and square tubes, custom shapes are available, too. ... tube size.Channel/BeamAngles, I-beam, wide-flangebeams, channels, bars, round, and square Tubes, Custom shapes are available, ... to commercial cleaning products.Excellent durability, Strength and safety, Light weight, Corrosion resistant.Available in a variety of colors, ...