The 667D has a warm clear sound with outstanding tone color flexibility, giving players free rein to express their own musical personalities. The clean sound has a rich, focused core for excellent projection in any venue. Accurate intonation and comfortable quick response have made this one of the world's most popular French horns. | f/bb double horn : |
| | solid valve rotors : |
| | bell throat : | medium (m)
| | bore : | 12mm (0.472")
| | yellow brass : |
| | clear lacquer finish : |
| | mouthpiece : | 30c4
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