I ran across this last night. Pet Solutions has them at a clearance price of $130.00!
https://www.petsolutions.com/C/Aquarium-Circulation-Pumps/I/Maxspect-XF130-Gyre-Generator-Pump.aspx
https://www.petsolutions.com/C/Aquarium-Circulation-Pumps/I/Maxspect-XF130-Gyre-Generator-Pump.aspx