ULXIOM 0.4mm Hotend Fit for Snapmaker U1 Printer, Ceramic Fast-Heating Extruder Print Head with Hardened Steel Nozzle, Includes Silicone Sock & Nozzle Brush & Anti-Leak Pad, 3D Printer Parts

["High Efficiency and Stability: The 0.4mm ceramic hot end design ensures stable filament flow and consistent layer output, offering excellent leak-proof performance to improve print efficiency and surface quality","All-Metal Integrated Design: The unibody all-metal hot end integrates the nozzle, heating element, and heat sink, effectively reducing the risk of filament leakage, improving durability, and ensuring high quality, long-term stability, and high efficiency","Rapid and Stable Heating: Rapidly heats to 300°C. The ceramic heating core provides rapid heating, precise temperature response, and stable thermal performance, ensuring reliable high-temperature printing and preventing filament leakage during extended use","Hardened Steel Nozzle: The hardened steel nozzle features a protective coating, supports standard or enhanced filaments such as PLA, PETG, ABS, ASA, TPU, PA, and PC, and is equipped with a stable leak-proof connector","Direct Replacement: Replacement hot end designed specifically fit for Snapmaker U1 extruder. Includes one 0.4mm hot end, one silicone sleeve, one nozzle cleaning brush, and one leak-proof pad to help you quickly restore printer performance"]