JUUPINE 3D Printer Upgraded Fast Heating Kobra S1 Extruder Ceramic Heating Tube Hot End Kit includes 4 hardened steel nozzles (0.2/0.4/0.6/0.8) and 2 silicone socks.

["【Compatible with 3D Printers】The extruder hot end replacement kit is only compatible with Anycubic Kobra S1/Kobra S1 Combo FDM 3D printers.","【Pre-installed】The kit has an upgraded ceramic heating line print head with a pre-installed 0.4mm hardened steel nozzle. This assembled print head hot end is very easy to install on the Kobra S1/Kobra S1 Combo 3D printer. At the same time, we have equipped 4 different sizes of hardened steel (0.2/0.4/0.6/0.8) nozzles and 2 silicone sleeves for replacement to meet your multi-level printing needs.","【Super fast heating upgrade experience】We assembled the hot end kit and upgraded the heating line inside, changing to ceramic heating, which can quickly heat the print head to 428 degrees Fahrenheit within 38 seconds. The heating speed is more than 3 times higher than the original.","【Support high-speed printing】The assembled hot end adopts a full metal throat design to ensure that the print head is heated evenly and the filament flows smoothly in the throat nozzle, supporting high-speed printing. And produced by a strict design and testing team, no leakage and clogging.","【Warm Tips】We recommend that you check whether each part is tightened before use, because the assembled hot end kit will loosen during transportation. After installing this hot end print head kit, we recommend that you realign the hot bed."]