[rusnak]

This may sound stupid or desperate.

But you can just cut the bottom tray out and glue it into another case that is about the same thickness, or find a thin Pelican case.

https://www.cdw.com/product/Pelican-HardBack-Case-1070CC-with-Liner-notebook-carrying-case/3905083?cm_cat=google&cm_ite=3905083&cm_pla=NA-NA-Pelican_LC&cm_ven=acquirgy&ef_id=Cj0KCQjwiYL3BRDVARIsAF9E4GdATjYlOjpHPvk1vq-7GYMiepQLneYUnQ-nKjfnNA3fo24GmSaXn_0aAu2TEALw_wcB:G:s&gclid=Cj0KCQjwiYL3BRDVARIsAF9E4GdATjYlOjpHPvk1vq-7GYMiepQLneYUnQ-nKjfnNA3fo24GmSaXn_0aAu2TEALw_wcB&s_kwcid=AL!4223!3!359115308308!!!g!305181497892!