Description: 100% brand new and high quality. Made of high quality material, durable and practical to use. For Creality Ender-3/3PRO/5/5PR for 3D Printer,upgrade Extruder assembled Hot End Kit. Exquisite workmanship, anti-corrosion and wear resistance. Stable characteristics, high reliability. Perfectly fit in, easy to install. Replacement parts for 3D printer. Tip of the nozzle, aluminum heating block, Throat pipe (built-in Teflon). Extruder hot end kit, white wire is temperature thermistor, red wire is heating tube 12V/24V 40W. Product Description: Material Aluminum+ Stainless Steel +Brass Nozzle 1.75/0.4mm Throat hole 4.1 Throat length 30mm Thermistor 100K NTC B 3950 1% ,length 1 m Heating Tube 12/24V 40W 1m Teflon tube ID2 OD4mm 1m Installation Type External Thread Connection Operating temperature range -40~+260C (-40~+500F) Package Included: 1 x Extruder Hot End Kit Note: We do our best to ensure all descriptions and product images are as accurate as possible. Some colour variations may occur between computer monitor.