About this item NOTICE:ensure the buffer is securely mounted on the back of the printer for proper use. Restart printer if unrecognized. PLUG-AND-PLAY INSTALLATION - Suit for Bambu Lab 3D Printer (X1E/X1/X1-Carbon/P1P/P1S/A1/A1 MINI); no tools required for setup. DURABLE CONSTRUCTION - High-impact ABS and POM plastic ensure long-term reliability under continuous use. ENHANCED PRINT EFFICIENCY - Prevents filament jams and reduces print interruptions, saving time and reducing material waste. PRODUCT LIST:AMS Filament Buffer,2x M3*21.5 screws,Non-official Teflon pipe 500mm×1 Non-official Teflon pipe 255mm×1 ,Non-official 4PIN×1,Non-official 6PIN×1,Double-ventilation pneumatic connector×1 REDUCE FILAMENT FAILURES - Minimizes tangles and breakage during printing by maintaining optimal filament tension; compatible with all standard 1.75mm filaments.