Heavy base for Prusa i3

Heavy base for Prusa i3
4 feet on base corners better and get low noise.

need thread rods:
12 mm, len 400 mm - 2 pcs
10 mm, len 400 mm - 2 pcs
10 mm, len 375 mm - 4 pcs

Need standard Prusa i3 frame.
And need single Z motor system