COMTREE Bamboo Original 3PCS Replacement Filament Cutter for Bambu lab P1P/P1S/X1/X1C/X1E/A1/A1 Mini 3D Printer, High Precision Filament Cutter Blade,Prevent Filament Jams

["Compatible with Bambu lab A1 series, P1 series and X1 series 3D printers","The filament can be cut to prevent the supplies from clogging. When used with AMS, it assists with multi-material switching.","if there are problem with filament cutting, or when the filament cutter blade gets dull. The sharpness of the blade can become worse over time. We recommend replacing the filament cutter every 10-15 spools of filament used (or quicker) to ensure the cutting performance is unaffected","If you encounter issues with the AMS filament retractions, we recommend replacing the blade for the best results. If the blade is sharp, the filament will be cut cleanly and should not cause problems during operation","In the Box: Replacement Filament Cutter*3"]