... the above flow!!! Customer is God!!! The specifications of our fiberglass rods/tubes ( outer dia. from 1.0mm to 80 ... several millimeters up to 30 kilometers (for small Dia rods ).Fiberglass Application:1) Outdoor activities: tent Pole, kite Rod, arrow ... , flag pole, oil sucker rods, bolts, stair, ladder, greenhouse structures, scaffold, portable work platforms, cooling tower, luggage rack, window/door ...