Z Top Plates with leadscrew bearing

This is a remix of http://www.thingiverse.com/thing:1162360, with provision for 608ZZ bearings to hold z-axis leadscrews. There is a left and a right variant.

Need it printed out? Then try this guy out, he's a great guy ;)
https://www.3dhubs.com/service/Geoffs-3D-Printing