1、APPLICABLE MODEL: This extrusion head kit is suitable for Ender3, for Ender3 Pro, for Ender3 V2, for Ender 3S, for Ender 5, for Voron 1.8, for Voron 0.1, for Voron 2.4, for Voron Trident models. 2、FIRM STRUCTURE: The overall rigid frame structure protects the hot end from external forces, with a hollow carving design that greatly increases air circulation. 3、COPPER PLATING: The nozzle, heating block, and hose are made of copper plated material to ensure uniform heating, glossy inner wall for smoother extrusion. 4、EFFICIENT HEATING: Cylindrical high temperature ceramic rod for uniform and fast heating, the heating block and nozzle are high flow design, for faster extrusion speed. 5、APPLICABLE CONSUMABLES: Suitable for various types of composite consumables such as PLA, ABS, PC, PETG, PA, WOOD, PP, PEEK, PET, carbon fiber, TPU, etc.