Found a place locally that sells this 2-stage pump..
Robinair 15150 Vacuum Pump, 1.5 CFM, Two Stage, 110V
Robinair 15150, 15300, and 15500 1.5, 3, and 5 CFM VacuMaster Vacuum Pump - on Sale at the Test Equipment Depot
They have a pretty good price, even with the taxes..