Home / Forums / Melodica construction, repair and maintenance / My Hohner HM 36 Issues.. / Reply To: My Hohner HM 36 Issues.. Reply To: My Hohner HM 36 Issues.. November 8, 2014 at 9:36 pm #3402 LowboyParticipant I looked around the house at toothpaste caps and other caps on tubed medicines and preparations. I found one that fit. I don’t remember which product I got it from. Lowboy