Home › Forums › Products › Stompboxes › Big Humm with expression pedals › Reply To: Big Humm with expression pedals July 17, 2017 at 9:35 pm #146806 DalmanoursParticipant dalmanours wrote: Found it ! I have screwed my pedals on my PB who’s metallic… unscrewed them and it’s ok. Thanx for help guys !
