High quality 3K Roll Wrapped Carbon Fiber Tube with 100% full Carbon. - Outside 3K +Inside UD Carbon. OD 20mm (0.78") x ID 19mm (0.75") x L500mm (19.68") wall thickness 0.5mm. OD 20mm (0.78") x ID 17mm (0.67") x L500mm (19.68") wall thickness 1.5mm.
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