Yazzo Servo Front Shelf Mount

Similar to the last one, but I also need to mount servos facing forward to a shelf.

This thing allows you to mount a server with its plane of rotation in parallel with a shelf that it is sitting on securely.

The extent of the shelf clip is long enough that you could use glue to attach it to the shelf, and it will probably provide enough support for the applied torque.

If this is not good enough, you could drill a couple of holes and use some screws.