... TEST, ISO 9001:2000 CompliantCarbon Fiber,Carbon Fiber Pole,Carbon Fiber Rod,Carbon Fiber Tube, Carbon Fiber Tripods,Carbon Fiber Plate/Sheet,Carbon Fiber Products,Carbon Tube, Carbon ... . We are experienced in custom products design*Diameter ( mm )Diameter ( inch )0.5.0190.6.0230.8.0311.0.0391.5 ... .059 1.8 .071 2.0 .079 2.5 .098 2.8 ...