I did'not found suitable mout for rushfpv cherry antenna on thingiverse and decided to do my own design. I belive it suits both cherry and cherry 2 antennas. The space between centers of standoff holes is 20mm but if you print it with TPU you will be able to mount it on up to 30mm base.
rushfpv_cherry2_mount.stl | 247.3KB |