Carbon Fiber Nylon 1.75mm 3D Printer Filament PACF 1kg Spool Dimensional +/-0.05

Material Nylon, Carbon Fibre. ✔Tangle-Free Spool – Perfect roundness for smooth feeding without clogging. Size Carbon Fiber Filled Nylon. ✔20% Carbon Fiber, 80% Nylon – Combines rigidity, toughness, and heat resistance.

eBay