Complete Upgrade Kit for Smooth Printing: This set includes the essential AMS Lite Filament Hub along with 3 PTFE Tube Couplers, 1 PTFE Tube Connector for A1/A1mini and a 6.6FT high-quality PTFE Tube. Everything you need for a seamless installation. Enhanced Filament Feeding and Reliability: Upgraded hub design ensures more stable and consistent filament retraction and feeding, minimizing the risk of filament jams and tangles during multi-material prints. Perfect Compatibility: Specifically designed for the Bambu Lab A1 and A1 mini 3D printers. The included PTFE Tube Connector is tailored for the A1 mini A1, ensuring a perfect and secure fit. Premium PTFE Tube Accessories: The included 6.6FT PTFE tube and couplers are made of low-friction, wear-resistant material, reducing filament resistance for smoother travel and less wear on your AMS Lite. Easy Installation and Immediate Use: All components are ready to use out of the box. A perfect solution to replace worn parts or as a backup to keep your multi-color 3D printing projects running without interruption. Elevate Your Bambu Lab AMS Lite Experience Keep your Bambu Lab A1 series printer performing at its peak with this dedicated Filament Hub Upgrade Kit. Whether you’re experiencing minor feeding issues or simply want to have reliable spare parts on hand, this kit provides a professional solution. Key Features in Detail: - Central Hub Unit: The core component that consolidates filament paths from four spools into one, equipped with a sensor for precise filament monitoring. - Extended 6.6FT PTFE Tube: Provides ample length for flexible printer setup, made from smooth PTFE to ensure minimal friction for PLA, PETG, ABS, and TPU filaments. - Secure Connection Kit: Includes multiple couplers and a specialized connector for the A1 mini to prevent tube disconnection and ensure a leak-proof path. Ideal For: - Bambu Lab A1 / A1 mini owners looking to maintain or improve print reliability. - Users who frequently engage in multi-color or multi-material 3D printing. - As a must-have spare part set to avoid downtime.