Ok, I added the base.

This is a I beam 3" x 4" 1/2 and 1/8 l brackets

I attached it to the upper level of the mill.Click image for larger version.  Name: I beam 001.JPG  Views: 1127  Size: 154.9 KB  ID: 5461Click image for larger version.  Name: I beam 002.JPG  Views: 1119  Size: 152.9 KB  ID: 5462Click image for larger version.  Name: I beam 003.JPG  Views: 1105  Size: 155.5 KB  ID: 5463Click image for larger version.  Name: I beam 004.JPG  Views: 1117  Size: 145.1 KB  ID: 5464Click image for larger version.  Name: I beam 005.JPG  Views: 1110  Size: 148.7 KB  ID: 5465Click image for larger version.  Name: I beam 006.JPG  Views: 1223  Size: 159.6 KB  ID: 5466

I have about $125.00 us in this mill so far.