Upgrade your 3D printer with this FlowTech hotend kit. This kit comes with a plug-and-play heater core and thermistor. The hotend is leak-proof and the nozzle can be easily changed. The full metal design is of high quality and will last a long time. In addition, the maximum temperature is 300˚C and most 3D filaments can be used without any problems. This hotend is suitable for the Ender 3 V3 and Ender 3 V3 Plus 3D printers from Creality.