Folger Prusa i3 Z Axis Top with BB

This is a simple modification to improve stability and performance. Works really well! Is intended for F695zz ball bearings (Link below):

https://www.ebay.com/itm/2-x-F695zz-Mini-Metal-Double-Shielded-Flanged-Ball-Bearings-5mm-13mm-4mm/141339436542?hash=item20e87ca5fe:g:QFsAAOSwFAZTt18o

Thanks for watching!