Home / Forums / Melodica construction, repair and maintenance / 3D Printed Melodica Parts / Reply To: 3D Printed Melodica Parts Reply To: 3D Printed Melodica Parts August 29, 2017 at 10:47 pm #9206 Steve GiedoshParticipant I won’t be widening anything, just the opposite really. Will keep the spacing the same at the pivot point and making the body of the keys skinnier.