4pcs Carbon Fiber Inner Circle Outer Square Tube 2 * 2 * 1，2.5 * 2.5 * 1.5，3 * 3 * 2，4 * 4 * 3，5 * 5 * 3-3.5-4，6 * 6 * 3-3.5-4-4.5-5mm,Length 500mm

4pcs Carbon Fiber Inner Circle Outer Square Tube 2 * 2 * 1，2.5 * 2.5 * 1.5，3 * 3 * 2，4 * 4 * 3，5 * 5 * 3-3.5-4，6 * 6 * 3-3.5-4-4.5-5mm,Length 500mm

High-Performance Carbon Fiber Tube: Manufactured using advanced carbon fiber materials, this carbon fiber tube boasts exceptional lightweight properties and high strength, providing an excellent performance foundation for a variety of projects. Versatile Design: Suitable for a wide range of applications, including model making, robot frameworks, aviation models, and more. Its versatile design and high rigidity make it an ideal choice for both creative and engineering projects. Precision Craftsmanship: Produced through precision manufacturing processes, ensuring consistent quality for each carbon fiber tube. High manufacturing standards guarantee dimensional accuracy, meeting the requirements of both professional and DIY projects. Easy to Process and Install: Thanks to its advanced material, this carbon fiber tube is easy to cut, drill, and process. Users can customize it effortlessly, and the straightforward installation process requires no complex tools. Durable Aesthetics: Featuring the unique modern appearance of carbon fiber, coupled with outstanding durability to withstand daily wear and environmental factors. This carbon fiber tube is the preferred choice for consumers who prioritize both aesthetics and performance. 4pcs Carbon Fiber Inner Circle Outer Square Tube 2*2*1，2.5*2.5*1.5，3*3*2，4*4*3，5*5*3-3.5-4，6*6*3-3.5-4-4.5-5mm ,Length 500mm