Carbon Fiber Reinforced: Stronger, stiffer, and more dimensionally stable. High-Speed Printing: Built for fast, efficient printing with reliable results. Precise & Stable: Delivers accurate prints with excellent dimensional stability. Smooth Extrusion: Consistent 1.75mm filament for reliable feeding and printing. Ideal for Functional Prints: Perfect for mechanical parts, prototypes, brackets, and durable models. *Friendly reminder: If you need to use the filament in a CFS system, please choose the RFID plastic spool version. Filaments with paper spools are not recommended for use in CFS or other multi-color boxes.