High-Precision Multi-Material Unit — BMCU-370C Black is also available! Other colors can be requested for an additional 500 yen and a few days' lead time. This is a completed unit, the BMCU370C, which is an open-source reproduction of BambuLab's AMS Lite. It's an alternative that allows for multi-color printing/multi-material environments without using AMS Lite. 【Product Details】 - Model: BMCU-370C - Type: 3D printer head/filament control unit - Condition: Assembled - Operation check: Tested on A1 Mini 【Important Notes】 - BMCU is a community/DIY-based project. It is not an official AMS, so some knowledge is recommended for adjustments and settings during installation. - Before use, please check the connection method and firmware compatibility with your printer.