MERCER & BARKER
Brass Mouthpieces

Cornet & Euphonium
Mouthpieces

Mercer & Barker produces specialized mouthpieces for cornet and euphonium players. With 78 products spanning multiple cup profiles, bore sizes, and finish options, the range covers everything from bright, projecting lead pieces to deep, warm solo models.

Cornet

Cornet Mouthpieces

The MB series cornet mouthpieces offer multiple cup and rim combinations from the compact MB2 to the deeper MB4B. Each model is designed for specific playing demands — from bright brass band projection to warm, lyrical solo work.

Available in standard and JS (jazz/solo) configurations for versatility across styles.

Euphonium

Euphonium Mouthpieces

BSP (British Standard Profile) and MB series euphonium mouthpieces in GW, Solo, Power, and ET configurations. Deep cups for rich orchestral tone, medium cups for all-around versatility.

Models like the Solo51 and GW series are designed for specific performance contexts — from solo competition to ensemble playing.

78 Products
🎺 Brass
★ Specialist
01

Cornet

MB series cornet mouthpieces in multiple cup depths and rim profiles for brass band and solo playing.

02

Euphonium

BSP and MB euphonium mouthpieces in GW, Solo, Power, and ET configurations for every playing context.

03

Precision Design

Each mouthpiece is engineered for specific cup depth, bore size, and backbore combinations for targeted performance.

Mercer & Barker

MB2-C Cornet Mouthpiece

The Mercer & Barker MB2-C cornet mouthpiece features a compact cup profile designed for bright, focused projection in brass band and ensemble settings. The MB2 rim provides a comfortable yet efficient embouchure seal for confident articulation across all registers.

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Mercer & Barker

BSP Solo51 Euphonium Mouthpiece

The Mercer & Barker BSP Solo51 euphonium mouthpiece is designed for solo performance with a deep cup that produces rich, warm tone and effortless projection. The British Standard Profile rim offers comfort during extended playing while maintaining precise articulation control.

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