Ted Klum London Model Hard Rubber Alto Saxophone MouthpieceAfter many months of research and development and several prototypes, Ted Klum has brought us a long anticipated London Model for alto saxophone. The Klum's London Model alto saxophone mouthpiece was based off of many vintage Berg Larsen mouthpieces. Of these mouthpieces includes Jackie McLean's Berg which he played throughout the 1980s! This mouthpiece is the brightest and most powerful in the line up from Klum alto pieces. the London stays powerful