Bach Trombone Mouthpiece 6.5AL Acoustic Guitars This selection will define both

This selection will define both the XLR and headphone out signal

Ideal for portable applications

it’s easy to shape essential parameters and create great sounds immediately

and instant-bypass whenever power is removed

Springs: Steel

Bach Trombone Mouthpiece 6.5AL Acoustic Guitars This selection will define bothBach Trombone Mouthpiece 6. 5AL Small shank mouthpiece. Perhaps the most popular medium large mouthpiece for trombone or euphonium. Identical rim and cup to the 6. 5A, but with a slightly larger 420 backbore and "G" throat than the small shank 6 1 2A. 25. 40mm diameter rim Medium deep cup Medium wide, well rounded rim shape. 0. 261" throat 420 backbore Bore size comparisons: Bach 6. 5A Small Shank = 0. 2283" Bach 6. 5AL Small Shank = 0. 261" Bach 6.