Tenor Trombone Mouthpieces Tuba 438" (Small Bore)

438" (Small Bore)

Despite its lightness

592in Outside Rim Diameter: 1

The standard backbore on the NY Model mouthpieces is a #5 unless notated

Tenor Trombone Mouthpieces Tuba 438" (Small Bore)Tenor Trombone Mouthpieces (Small Bore): All Stock Tenor Mouthpieces feature a Medium Shallow Cup Depth paired with a Medium Wide Rim. Can also be used for Alto Trombone. Model: 3C Cup Diameter: 26. 4mm, 1. 040" Bore: 'A', . 234" Model: 3. 5C Cup Diameter: 26. 25mm, 1. 034"Bore: 'A', . 234" Model: 4C Cup Diameter: 26. 1mm 1. 032" Bore: 'A', . 234" Model: 4. 5C Cup Diameter: 25. 95mm 1. 022" Bore: 'A', . 234" Model: 5C Cup Diameter: 25. 8mm 1. 016"