JUUPINE for Anycubic K3 Hotend is a plug-and-play hotend assembly designed for Anycubic Kobra 3 high-speed 3D printers. It comes pre-assembled with a heating tube, thermistor, nozzle and silicone cover to simplify the installation process. It also comes with an additional 0.4mm hardened steel nozzle and brass nozzle, as well as 2 spare silicone socks. This high-precision hotend can maintain a stable temperature during printing and supports printing speeds of up to 600mm/s, achieving fast and high-quality printing results. It is widely compatible with a variety of filaments such as 1.75mm PLA, ABS, WOOD, PETG, TPU, etc., to meet users' diverse printing needs. Before installation, make sure to check whether all parts are loose, and readjust the hot bed level after installation to avoid potential printing problems.