Home › Forums › Products › Stompboxes › H9 Harmonizer Gen 2 Questions › Reply To: H9 Harmonizer Gen 2 Questions June 8, 2026 at 9:03 am #195695 joecozziModeratorEventide Staff It will not work with the OX9 as holes do not line up and neither do the cable and inputs. We recommend using the new OXU Mini with mounting plate.
