For personal non-commercial use.
This is a Anti Z Wobbling improvement part.
It's using a ball bearing placed at the top of the Z screw to prevent any move on the XY plane.

Print Settings

• Rafts: No (but Brim is strongly recommended)
• Supports: No
• Resolution: 0.2mm layer thickness
• Infill: 20%

Post-Printing

Just remove the brim, insert the ball bearing at the bottom of the printed part, and install it at the top of your Z screw.
You will need to unclip (then clip back) the top grey frame of your Tina2.
Simply follow the included Instructions.pdf file.

Uncliping the top frame video tutorial.
For more Tina2 related topics please visit my blog.