Feature: 1. Simple and fast assembly, the kit is specially designed for Anet A8 Plus 3D Printer. 2. Designed with 42 step motor, make sure the high efficient and safe working of 3D printer. 3. The high quality extruder is made of metal, can effectively reduce the risk of clogging and uneven extrusion. 4. Support various 1.75mm printing filaments like PLA, ABS and so on. 5. With 0.4mm nozzle(default) and 12V/40W heater, the length of heater is about 1.5m / 4.9ft. Specification: Features: Simple and fast assembly, the kit is specially designed for Anet A8 Plus3D Printer. Designed with 42 step motor, make sure the high efficient and safe working of 3D printer. The high quality extruder is made of metal, can effectively reduce the risk of clogging and uneven extrusion. Support various 1.75mm printing filaments like PLA, ABS and so on. With 0.4mm nozzle(default) and 12V/40W heater, the length of heater is about 1.5m / 4.9ft. Specifications: Brand: Anet Main Material: Metal Suitable: For Anet A8 Plus 3D Printer Nozzle Diameter: 0.4mm(default) Heater: 12V, 40W Length of Heater Tube: 1.5m / 4.9ft Motor Model: 42 Step Motor Axis Speed: 20-120mm/s Nozzle Flow Rate: Approx. 24cc/h Item Size: 6 * 5.3 * 10.2cm / 2.4 * 2.1 * 4in Item Weight: 492g / 17.4oz Package Size: 17.5 * 12.2 * 9.2cm / 6.9 * 4.8 * 3.6in Package Weight: 569g / 20.1oz Note: If necessary, you can use nozzles of other sizes. Package List: 1 * Extruder Feeding Kit 1 * Heating Tube Package List: 1 * Extruder Feeding Kit 1 * Heating Tube