The for Creality K1C nozzle heat break is an all-metal integrated design for swift installation and easy replacement, no longer worry about leaking. Note: Only work for K1C/K1 Max latest version. Supports High-speed Printing up to 600mm/s - With a 30% increase in the overall hot melt section, including a 28.5mm length large hot melt section and 32mm³/s high flow. Precision Detail - Tightly fit joints effectively prevent filament leakage during printing. With inner hole roughness Ra less than equal 0.4, ensuring smooth filament feeding. All Metal Design - All-metal design boasts enhanced performance and high temperature resistance up to 300℃ which support PLA, ABS, PETG, TPU, PP, PC, PLA-CF, PA-CF, PET-CF multiple filaments printing. Colour:As Shown Material:Chrome Zirconium Steel Package Contents: 3 * integrated nozzle Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.