ITEM NAME:Trumpet Rubber Tuning Tube O Ring Anti-Noise Muffler Apron for Cornet Trumpet Description: Trumpet accessories, trumpet tuning tube rubber ring anti-noise Good elasticity, easy to use Durable and lightweight, replacement parts for trumpet. Function: buffer, prevent noise Application: cornet, trumpet Specification: Material: Rubber Size Chart: Diameter: 12mm / 0.47inch Package Includes: 50 Pieces Trumpet Anti-Noise O Rings Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement. SKU: ALU0026143678016416.Trumpet Rubber Tuning Tube O Ring Anti-Noise Muffler Apron for Cornet Trumpet in Musical Instruments, Brass, Trumpets |