Up for sale is a highly collectible vintage Vincent Bach Corp. Mt. Vernon 12C small shank trombone mouthpiece from the 1950s/1960s era. Condition Details: - The mouthpiece has a pinched/oval shank tip that will need to be rounded out with a trueing tool before it can be used (see photos). - There is significant natural tarnish and silver plating wear consistent with age, but the metal remains solid. - The rim is intact with no deep gouges that would affect playability once the shank is repaired. Sold completely AS-IS