... profile shapes include angle, channel, beam, wide flange, tube, flat bar, flat sheet and corrugated sheet sections. The ... , turning, polishing, tapping, etc.Fiberglass Square Tube Specification Fiberglass Square Tube L1 mmL2 mmT mmLength mm 18182Customized lengthLength marking ... red, yellow, blue, green, orange, white, grey, black, customized color Kindly contact us if you order specification unlisted ...