25mm x 1000mm – Carbon fiber tube, 3K twill glossy finish. 25mm carbon fiber hollow carbon fiber rods. Carbon fiber tubes with 25mm outer diameter 23mm inner diameter and a length of 1 meter (1000mm) 0r about 39.3 inches. Sometimes known as Carbon X, fibra de carbona, carbon fibre tube, riber tubes or riber tubes, q50 carbon fiber and arbon fiber. Whatever you call these Pure carbon fiber tubes they are lightweight yet super strong. Harness the power of raw carbon and its unique bonds. Great for rc ( radio control) cars, drone supplies, helicopters, airplanes etc. easy to work with cuts easily with a sharp saw. Purchase epoxy and other sizes we carry and create your own carbon fiber kit.