JC Custom "Double Caliber" Megatone Trombone Mouthpiece

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  • Regular price $120.00


Comes with large and small shank back bore.

External Edge: 40.20 mm
Internal Edge: 51 (25.55 mm), 52 (26 mm), 53 (27 mm)
Back Bore: Medium
Material: Brass
Finish: Silver