Vincent Bach trombone (euphonium) mouthpiece, 6-1/2A (large shank). This is an old logo, but without the " . " mark. There are scratches on the rim side and a small dent on the shank. There are scratches and minor damage from use. This is an auction for the mouthpiece only. - Brand: Vincent Bach - Model: 6-1/2A - Material: Brass