This is a Mount/ Case for a GoPro Hero 11 Mini. You have to remove the two mounting clips from your GoPro for this case to fit.
The Case has a slot that is meant for a tbs ND Filter.
There a two versions:
The mounting part is not standardized. I've added mounting plates for these frames: GepRc Mark5 Speedybee Master5/hd M5Pro Cinelog30
If you need any other Mounting plates for other frames contact me.