John Packer 601 Trumpet Mouthpiece Cup Diameter - 17.8mm Rim Width - 5.6mm Cup Depth - 9.4mm Shank Length - 42.2mm Shank Bottom Diameter - 9.9mm Please see measurements to match up with your instrument.
John Packer Brass Trumpet Leadpipe By Smith Watkins JP 171SW
John Packer JP051 Trumpet Yellow Brass Copper, Student Model with Storage Case.
John Packer JP051 Trumpet Yellow Brass Copper, Student Model with Storage Case
John packer jp051 05152355 trumpet
John Packer Ltd JP251SW Bb Trumpet - SATIN BRASS
