1 1/8G Bass Trombone Mouthpiece
1 1/8G & 1 1/8GS
Cup Diameter: 28.75mm, 1.132" Bore: 'O', .316"
Cup Depth: "G" Deep, "GS" Slightly Shallower Rim Width: Medium Thin
Alternate Bore Available: .312"/#2
Bass Trombone mouthpieces are available in four weights: Light, Regular, Medium, and Heavy.
Alternative shanks are available and can be selected with the ‘Shank Option’ drop down box.
If a different shank is selected, the bore size and backbore will be adjusted accordingly for the right balance.