Bach 87 Trumpet Mouthpiece Backbore Gold Warburton Parke Pickett Kanstul threads
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Bach 87 Trumpet Mouthpiece Backbore Gold Warburton Parke Pickett Kanstul threads:
$3.25
This is a gold plated trumpet mouthpiece backbore that was cut from a Bach 1 that had a custom factory 87 backbore. It is in excellent condition and has a 13 throat. It has Warburton/Parke/Pickett/Kanstul threads.