... , Square Pipe, Rectangular Pipe, Embossed Pipe, Threaded Pipe, Oval Pipe, Special-shaped Pipe, FittingFeature:1) Round PipeOuter Diameter: 6mm, 8mm, 9.5mm ... , 40X80mm, 45X95mm, 60X120mm, 50X150mm 4) Length: Standard is 6 meter, special length can be customized.5)Tolerance:a) Outer diameter: ±0 ...