Features 1、COMPATIBLE WITH 3D PRINTERS: Metal for MK8 ender3 hotend upgrade kit is compatible with almost all series of for Creality Ender and for CR 3D printers such as for Ender3, for CR10, for CR10S 2、WITHSTAND HIGH TEMPERATURE: Metal 3D printer extruder hot end kit can withstand higher temperature of ‑40~+260℃(‑40~+500℉) 3、APPLICABLE MATERIALS: Support wide selection of printing materials, such as ABS, nylon, and polycarbonate, etc. 1.75mm 3D printer filament 4、STRICTLY UPGRADE MATERIALS: The hot end of for MAXGLEE 3D printer strictly follows the production standards, and the nozzle is seamlessly connected to the throat to prevent leakage 5、AVOID FREQUENT REPLACEMENT: The hot end is a component for quick installation, which solves the problems of frequent replacement of NTC burnout, disconnection, and rapid aging of heating rods Specification Item Type: Hotend Assembly Kit Material: Aluminum alloy Applies To: For Creality Ender-3, for CR10 CR10s 3D printer parts upgrade extruder Package List 1 x Red Extruder 4 x Gold Heating Aluminum Block 5 x Silicone Cover 4 x Brass Tip Nozzle 10 x Cleaning Needle 0.4 1 x PTFE Tube