Creality Official K1/K1C/K1 SE/K1 Max Multicolour CFS Upgrade Extruder Kit, Built in Filament Break Sensor and Cutter, Dual Gears for Smooth Feeding, 3D Printer Accessory Replace Set

【Original Quality】: 100% Creality Official extruder kit for K1/K1C/K1 SE/K1 Max Multicolour CFS upgrade accessory set. Note: This product is only compatible with K1 series machines that have the multicolour printing upgrade kit installed. If your K1 series printer does not have this upgrade kit installed, there is no need to purchase this product 【Application Notes】:Compatible with the new unicorn integrated nozzle. If you are using the older split nozzle, we do not recommend purchasing this product 【Dual Gear Feeding】: High-hardness, wear-resistant dual gears ensure durability against repeated feeding and retraction, as well as the abrasive nature of fiber-reinforced filaments, significantly extending the lifespan 【Built-in Filament Break Sensor】: The built-in "zero-distance" filament break detection mechanism in the multi color extruder accurately identifies feeding interruptions and promptly alerts the user; Shorter distance detection reduces waste of filaments 【Filament Cutter】: The integrated thread-cutting blade enables precise thread-changing operations; Easy to install, manufactured from wear-resistant materials for extended service life and simplified maintenance