Aluminium Hot End Heating Block MK8 For 3D Printers

Heat block MK8 is a 3D printers is the part of the extruder so thenozzlemeets the thermal barrier tube. Contained within the block is also the heater cartridgeand thermocouple was typically made of aluminum in which the part functions literally melting the filament as it passes through the thermal tube to be extruded out of the nozzle. Themounting hole works perfect with nozzle & nozzle throat.Reliable accessory for 3D printer DIY lovers.