Hustler no longer supplies the bagger for your unit. We did not make that ourselves, it was built by Humboldt Mfg.
I don't want to sound like passing the buck, but you should reach out to them:
Humboldt Specialty Manufacturing Co.
1810 Read Street
Omaha, Nebraska 68112-3473
Phone: (800) 488-2009
Phone: (402) 397-1154
Fax: (800) 411-4288
Fax: (402) 397-2229