Most popular models
1-1/2G / Deep / 27.00 mm / Medium wide, well rounded. / .276" / 429 / A large mouthpiece with powerful tone in the low register and great carrying power. For many years, the standard mouthpiece for the serious bass trombone player.
5G / Deep / 25.50 mm / Medium wide, semi flat. / .276" / 429 / Same rim shape and diameter as No.5 small shank tenor trombone. Similar playing characteristics to No. 4G with a slightly smaller cup diameter.
6-1/2AL / Medium deep / 25.40 mm / Medium wide, well rounded. / .261" "G" / 420 / The same cup, throat, and backbore as No.612AL small shank tenor trombone but with bass shank. It requires a well developed embouchure.