Gridfinity 1x3 USB SD Storage

#Gridfinity compatible card storage. Stores up to 18 USB A, 18 micro SD, 13 SD, 3 USB C, 1 CFexpress type A, 1 CFexpress type B, or 1 Compact Flash. Yes i know that its very tightly packed, you are not suppose to use every single slot at the same time...