Changed connector on the meganever2 BTT SFS mount to SilencedFrost UBBI connector.
The mesh looks bad, because I had to remesh it, but it's printable and it works perfectly.
Print - Related Settings → https://www.printables.com/model/1210602-btt-sfs-v2-extruder-mount-for-sf-3x5015-neptune-4 The same way it is placed there with auto supports.
The author remixed this model.
Changed connector on the meganever2 BTT SFS mount to SilencedFrost UBBI connector.