1 X Bi-Metal Heatbreak Heat Break All Metal Convert CR10/Ender3/ V2 Pro Ender 5
Easy Installation: This Throat Nozzle Can Be Replace for your Ender 3 and CR10 3D Printers Directly. Titanium Alloy is Used to Reduce Heat Conduction Upward From the Heating Block and Gold-Plated Copper is Used to Accelerate Heat Conduction.