Ender-3 Official Full Assembled Extruder Kit 3D Printer Parts Accessories for / Ender-3s/ Ender-3 Pro 3D Printer Features: Printer full assembled MK8 extruder set For Ender-3/ Ender-3s/ Ender-3 Pro and other 3D printers. Mainly including 2 fans, fan covers, heat block, cooling block, nozzle, throat pipe, connector,  pipe, heating tube, screws, gaskets, etc. Stainless steel material nozzle throat and resistance whose temperature can up to 260 °C/ 500 °F 24V high speed fan, lose heat quickly and efficiently; nozzle and tube connect seamless,  prevent material leaking and blocking. and durable and good performance, fully assembled, you can install directly, good kit for your 3D printer. Specifications: Material: Aluminum & Stainless Steel & Brass Installation Type: External Thread Connection Scope of Application: 3D Printer Package Included: 2 fans + fan covers + heat block + cooling block + nozzle + throat pipe + connector +  pipe + heating tube + screws + gaskets, etc. Fan: 24V 4010 Blower Fan + 24 V 4010 Cooling Fan Heating Cable: 1m Long, φ6*2mm, 24V 40W Nozzle: 0.4mm Size (Brass) Throat Pipe: M6, 27mm Long Aluminum Heat Block Size: 20 mm * 20 mm * 10 mm Operating Temperature Range: -40 ~ +260°C (-40 ~ +500 °F) Item Weight: 170g/ 6oz Package Size: 22 * 10.5 * 7.5cm/ 8.7 * 4.1 * 3in Package Weight: 253g/ 8.9oz Note: The extruder back support plate is not included. Package List: 1 * Full Assembled Extruder Kit