1、Printer Compatibility: This brass nozzle hotend kit is designed for Kobra S1, for Combo, for Pro 3D printers, ensuring seamless integration and professional performance with your setup. 2、High Temperature Resilience: Constructed with a robust all metal design, this hotend kit boasts exceptional heat resist, reaching temperatures up to 320℃. Experience high speed printing capabilities of up to 600 mm/s for quick, quality prints in just 15 minutes. 3、Stable Printing at High Temperatures: The heated bed maintains temperatures up to 120℃, effortlessly handling the challenges of high temperature materials like ABS and ASA. This ensures consistent extrusion in industrial grade printing projects, meeting professional quality standards. 4、Easy Installation and Calibration: Simply remove the old hotend and replace it with the new one. With the heating block, thermistor, and nozzle pre installed, you can start printing with confidence. We recommend recalibrating the heated bed after installation for professional performance. 5、Brass Nozzle: Crafted from brass, the nozzle ensures enhanced wear resist and high temperature durability, providing layer thickness accuracy within ±0.02mm. The all metal throat design guarantees even heating and smoothly filament flowing, preventing clogs for continuous high speed printing. 6、Complete Package Inclusion: The package comes with everything you need, 2 extra silicone sleeves plus a comprehensive hotend kit (heating block, thermistor, throat tube, nozzle, and silicone sleeve), ensuring you are equipped for any project right out of the box. Item Type: 3D Printer Hotend Kit Material: Brass, Metal Nozzle Temperature: 320℃ Recommended Speed: 300mm/s Maximum Speed: 600mm/s Supported Filament: PLA, PETG, TPU, ABS, ASA Maximum Acceleration: 20000mm/s² Application: for Kobra S1, for Combo, for Pro 3D Printer 1 x Hot End Kit 2 x Silicone Sleeve