7pcs TRUMPET MOUTHPIECE SET - INCLUDES SHANK, BRASS 3C 2C 2B 3B CUPS, RIMS 2 & 3
£21.50
7pcs Trumpet Mouthpiece Set. Backbore - The widening cone that connects the throat to the shank, shaping the sound as it enters the Trumpet. It acts as a bottleneck, creating necessary air resistance.
