Printrbot Play Z Wobble Stopper

NOTE: This is for the 1/4" (6.35mm) Acme screw only.
This is designed to reduce or eliminate wobble in the Play Z Screw. After using this for a few prints try pulling it up away from the Z Screw. The screw should go to running true after this is used for a while. You will lose about 3/8" (9.5mm) of your Z travel while you are using this. The trade off is you should see reduced Z wobble in your prints. This should only need to be used for a short time to get your Z screw running straight and tru