Pultruded Square Carbon Fiber Tubes with round center - 8mm x 8mm x 1000mm. Super high strength tubing. Outer Wall (8mm), Inner Diameter (6mm), Wall thickness (1mm). Great for hobbies, drones and special products.

• High Strength Pultruded Carbon Fiber tubing
• High Strength
• Lightweight
• Square exterior with round hollow center core