If you are running pneumatics and have an extra piston, you should definitely add this to your robot. It uses very little air, and definitely can help get stars off the fence https://youtu.be/fpbQuIoUfRY
We had tried something similar to that at a couple of matches before Christmas. You have to be way too precise for it to be of any use during a match, let alone skills. It turned into a novelty so we ditched it.
if it can far zone, that would be great for skills, but otherwise I feel like you might as well just use your claw
Or just put something on your lift if it reaches high enough. It looks like he’s already using a two bar anyways. That’s what we did and it works pretty well…