Ender 3 SD card front loading bracket

If you purchased the adapter to go from micro sd to SD then you might like this print. It holds the SD reader and hides the ribbon cable.
https://youtu.be/twSAXMJK3k0

These adaptors are cheap on aliexpress. Only a couple of quid.

https://bit.ly/2EGvh8L

25cm will do.