... FRP rectangular section, pultruded FRP bar, Fiberglass angle, I-beam, wide-flange beams, channels, bars, round and FRP square pipe, ... I-beam, wide-flangebeams, channels, bars, round, and square Tubes, Custom shapes are available, tooHandleHIGOAL produces fiberglass tubing ... things as bar stock (rectangle and square), oval solids, channels, half rounds, tees and more complicated shapes per customer ...