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Scherzer 8218 Rotary Valve Bb Trumpet - Trumpets for students to pro players - Cornets and Flugelhorns - Sax & Woodwind ...and Brass | Nurturing musicians for the future
![The Structure of the Trumpet:Differences between the piston system and rotary system - Musical Instrument Guide - Yamaha Corporation The Structure of the Trumpet:Differences between the piston system and rotary system - Musical Instrument Guide - Yamaha Corporation](https://www.yamaha.com/en/musical_instrument_guide/common/images/trumpet/mechanism_p04_01.jpg)
The Structure of the Trumpet:Differences between the piston system and rotary system - Musical Instrument Guide - Yamaha Corporation
![The Structure of the Trumpet:Differences between the piston system and rotary system - Musical Instrument Guide - Yamaha Corporation The Structure of the Trumpet:Differences between the piston system and rotary system - Musical Instrument Guide - Yamaha Corporation](https://www.yamaha.com/en/musical_instrument_guide/common/images/trumpet/mechanism_p04_04.jpg)