I designed a C-CLIP to help keep togheter the two half of the silica drier
the two sides ar slightly different so be careful when inserting. i suggest to insert for first the part with the larger pin
enjoy
here's the link for the drier spool
https://makerworld.com/en/models/39271#profileId-38305
here's for the funnel to help filling the spool
https://makerworld.com/en/models/43062#profileId-44045