Z-Axis Stabilizer

I was in need of stabilizing the Z axis on my tarantula for when my Y carriage is moving fast, but I didn't like the models that I found on the web. Either too complex, unable to adjust, etc. I wanted something simple and functional instead of pretty and questionable, and I don't think it will get more simple or functional than this.
Done right, this can catch the wobble both ways (push and pull) and doesn't take much space and is pretty fast to print as well.

I recommend printing with 3 wal