Here's an updated version with HSMXpress toolpaths:
https://drive.google.com/file/d/0Bzf...ew?usp=sharing
Pictures:
https://drive.google.com/folderview?...&usp=sha ring
Free speeds - 15.81 high, 7.38 low
JVN 81% speed loss - 12.81 high, 5.98 low
3.25" versa wheel
The cost for everything (without CIM motors or the pneumatic cylinder) comes out to $730, assuming big aluminum pieces for the frame come for a reasonably priced local place.