carbon fiber square tube Finish: Glossy or semi-glossy Appearance: 3K twist weave, straight weave, or other carbon fiber square tubeFinish: Glossy or semi-glossyAppearance: 3K /6k/12k twist weave, straight weave, or otherMaterial: Carbon or FRP,or carbon fiber&glass fiber compositeThickness:as your requestSize: as your requestProcess:MoldingOEM is ok. carbon fiber square tube