Bambu Lab's PA6-CF is a carbon fiber-reinforced nylon filament that combines superior strength, stiffness, and heat resistance, making it ideal for demanding engineering applications. The 1.75mm diameter filament comes in a 500g spool and is available in black. The reusable spool design promotes sustainability by reducing plastic waste. This filament is perfect for printing load-bearing structural components, automotive parts, and mechanical fixtures that require high performance in dry environments.