Rock-solid build plate pad upgrade for Replicator 2

Yet another practical upgrade for the Replicator 2, this one will improve the rigidity of your build platform - and hopefully improve the surface quality of your taller prints.

Only a few days after I got my Replicator 2 I began to notice that the print quality was degrading. Then I started getting cracks appearing in prints and they started breaking apart. Simply grabbing the side of my build platform and giggling it up and down revealed what was causing the problem. The little rubber pads t