CR-6 SE Hotend Kit All Metal Design Compatible with CR6 SE/ Ender-3 Series 3D Printers with Insulation Silicone Sock Features: Strong Compatibility: This new hotend is perfect for CR-6 SE 3D printer to replace the stainless steel old accessory. : All metal design, and study structure. The nozzle is equipped with smooth filament path and heatbreak. Up to 260℃ high temperature resistance that can melt the filament fully and filament-push smoothly High Efficient Heat Dissipation: The slot and hollow design helps the heat black can fast to cooling down. Insulation silicone Cover: The silicone insulating sock can make the heater block heating faster, it can prevent the temperature spillover of the hot end, and help to keep the hotend temperature extremely stable. Any problem, please contact our store without hesitation. Honor to serve you. Specification: For: CR-6-SE 3D Printer Weight: 35.2g Package Size: 10 x 4 x 3cm/4 x 1.5 x 1.1in Package Weight: 36g/1.2oz Packing List: 1 x Heat Sink 1 x Heat Block 1 x Tube 1 x Tube Connector Unit 2 x Screw 1 x 0.4 Nozzle