Fukaisu 2pcs 0.4mm Hotend Nozzles Compatible with Kobra X, Hardened Steel Integrated Nozzle with Nozzle Brush 3D Printer Assembled Extruder Kit for Kobra X FDM All Metal Hot End/Print Head Parts

["Package Contents: You will receive 2 pieces of assembled hotend kits (each includes a 0.4mm high-precision nozzle and throat tube) and 1 piece of nozzle brush. A set meets your daily replacement and maintenance needs.","Compatibility: This extruder hotend replacement is exclusively compatible with Kobra X (FDM) 3D printers, and is not suitable for other 3D printer models. Please note that our product is not sponsored or endorsed by, or affiliated with the brands it fits, including Kobra.","Premium Material: Made of hardened steel, this hotend supports 300℃ high-temperature printing and is compatible with most filaments. The integrated nozzle-throat design reduces filament leakage and clogging to cut down on frequent maintenance.","Easy to Install: This hotend nozzle support easy installation. The included nozzle brush keeps the nozzle clean for smoother extrusion, helping you achieve more exquisite 3D printed models with consistent quality.","Warm Tips: As the assembled hotend kit may loosen during transportation, we recommend checking and tightening all components before use. After installing, we suggest re-leveling your printer's heat bed to ensure optimal printing effect."]