此模型为改进版，可以实现耗材左右进出或是前后进出的安装需求。原版在

https://makerworld.com/zh/models/488594#profileId-401608

用于没有AMS的情况下使用原有A1四合一进料接头同时连接四种耗材。全链路封闭保证耗材的干燥。更好的耗材管整理。按下装置中的滑块即可锁紧耗材，同时推动就可以加载或是退出耗材。同时上传了用于6mm外径螺纹气动接头的转接件。

Use to connect four filaments with the original A1 four-in-one feed connector. The fully enclosed supply chain ensures the dryness of the filaments. Help to organize the filament tube. Press the slider in the device to lock the filament, then push to the right to load or push to the left to unload filaments. Additionally, an adapter model has been uploaded for PC4-M6 connector use.