1、Easy Installation: This printing hot end is very easy to install, remove the old hot end and install the new hot end to start without any complicated operation. 2、Excellent Brass Material: This hot end kit is made of excellent brass material, the head is heated evenly, which is sturdy and durable, not easy to be damaged, and has a long service life. 3、Good Performance: This metal hotend kit has a sleek, burr free interior that not only reduces air resistance and prevents clogging of supplies, but also supports high speed printing. 4、Fast Printing Speed: This 3D printer hotend replacement can support printing speeds of up to 250mm/s, which makes model printing faster and has high efficiency. 5、Wide Application: This brass extruder hotend kit replacement has a wide range of applications and can be used for crafting, modeling and DIY, etc.