MS bore .433" = 11 mm.
Gold brass bell Ø 6" = 152.
40 mm.
Bell rim with wire.
Gold brass branch.
bell to valve.
Stainless steel pistons.
3rd valve slide with trigger.
3 water keys.
Original VINCENT BACH 7C mouthpiece and valve oil.
Light weight case with rucksack assembly.
Clear lacquer finish.