Now you can buy the small amounts needed for your own personal hobby needs.
We use carbon tow to strengthen wings and fuses, and just about anything.
Glue a little in on the edges of any fuselages openings to avoid cracks.
Wets out easily with resin, or even CA glues.
Tow is made up of approximately 24,000 strands of carbon fiber. Strands can be separated for lighter layups.
Sold by the yard. (Approximately 1 meter.) If you order 10, you will get 1 peice that is 10 yards long.