Features: brand new and high quality The body parts that can be made by yourself are made with high-quality CNC machining equipment and equipped with high-quality brass plug connectors, which are sturdy and reliable. The internal piping is elegantly designed to meet the needs of three types of fibers and gradual switching, and can effectively control the color change of defects. Three sets of heating and temperature measuring holes make electrical installation easier. (In actual use, only two heaters are needed). The heater is 12V20W and 24V20W, two voltage options. Parallel wiring of different types of conventional motherboards. Built-in PTFE in the throat helps greatly, to prevent blocking the filament. Specifications: Material: Aluminum Weight: 140g Size: 42x54mm/1.65x2.12inch Type: 12V/24V Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Hotend Extruder