Bore size: 0.465 (11.8mm) Bell diameter: 4.92 (125mm)
Valve material: stainless steel
Slides: cupronickel
Bell material: yellow brass
Finish: lacquer Leadpipe: rose brass
Mouthpiece: Trevor James 7C mouthpiece
Water keys: 2Brace: TJ acoustic
Case: Backpack style case with TJ logo
1st valve thumb saddle/ 3rd valve adjustable ring