Feature

●12C alto trombone mouthpiece.
●It is computer-aided design system and computer controlled lathe work together to produce the most precise mouthpieces.
●It meets worldwide standards and also approved by customers, teachers and musicians.
●Length: 79mm/3.11"
●End outer diameter: 38mm/1.50"

[3.11 Silver]

[3.11 Gold]

Description

Color: gold, silver
material: copper alloy
Model: 12C
Package Includes:1 × 12C Alto Trombone Mouthpiece
Note:
Transition: 1cm=10mm=0.39inch
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!