Pultruded FiberGlass Tube These tubes are made from high strength fiberglass and vinyl ester/epoxy resin and are available in various colors such as white, green, yellow, blue, black etc. Outer diameter x Inner diameter 1.8*1.0mm 2.0*1.0mm 2.5*1.5mm 3.0*1.5mm 3.0*2.0mm 3.5*2.0mm 4.0*2.0mm 4.0*2.5mm 4.0*3.0mm 4.5*2.5mm 4.5*3.0mm 5.0*3.0mm 5.0*3.5mm 5.0*4.0mm 5.5*3.5mm 5.5*4.5mm 6.0*4.0mm 6.0*4.5mm 6.0*5.0mm 7.0*5.0mm 7.0*6.0mm 8.0*6.0mm 8.0*7.0mm 8.5*6.5mm 9.5*7.5mm 10*6.0mm 10*8.0mm 10*9.0mm 12*8.0mm 12*10mm 14*12mm 16*12mm 16*14mm 18*16mm 20*18mm 20*16mm 25.0*20.0mm 35.0*30.0mm