NOTE: This Hotend Head is Only Compatible with Kobra and Kobra NEO 3D Printer Cannot Compatible with Kobra GO Kobra Max 3D Printer Please know before ordering. Brass nozzles are made of international brass material smooth inner hole reduce to be blockedHeatbreak is made of Stainless steel material 4mm ID size for PTFE tube filling to make smooth filaments feeding. Heater block is made of
AluminumPackage: 2sets installed printhead like first picture shows (NOT including Heater and thermistor)