Da Vinci Z Axis Linear Rod Pillow Block Upgrade

First part I have posted of my own Design. This upgrade made a huge difference on my Da Vinci 1.0 print bed removing much of the slop. Even if you don't believe there is much or any you will likely see a difference post upgrade.
White version mounted in pictures is a V1 and only works on lower two mounts vs V4 design printed in red which is designed for upper and lower(only tested lower myself). This part will no longer be updated as I have sent the printer back. I quickly learned the incons