It can be said that it’s the small things that make the biggest differences, and in this case it is so true!
Strong clamping action prevents any slippage.
25mm version works on:
CineMilled PRO Ring
MoVI carbon fiber ring (1st gen)
30mm version works on:
New MoVI Pro ring.
Additionally you can mount tripod plates to the bottom of the feet and mount your ring/gimbal to a tripod! This might also allow you to mount to other devices or mounts.