Features: 1.Copper Plated Hot End: Premium material with surfaces nickel coating, rated to 550C, compatible with all filaments from basic plastics to custom medical kits. 2.Good Heat Dissipation: Increase the size of the copper heat sink and directly contact the aluminum heat sink to increase heat dissipation by 20% to 30%. 3.Characteristics: 0.4mm standard nozzle, non stick, high performance, high temperature resistance over 550C, accurate production, to ensure the nozzle is smoothing and burr free. 4.Applicable Scene: Made with sophisticated production technology, suitable for CR 10, for CR 10s, for Ender 3 v2, for Ender 3 printers. 5.Screw Slot Design: Screw slot design, easy to install, easy to replace, easy to clean. Rigid monolithic frame structure, thermal break provides protection from external forces. specification:Item Type: 3D Printer Metal Hotend Material: Metal Color: Blue Scope of Application: for CR 10, for CR 10s, for Ender 3 v2, for Ender 3 printers PackageList:1 x 3DPrinterMetalHotend2 x Nozzle1 x Right Angle Wrench1 x Wrench NotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.