Professional model B ♭ pipe. Tubular body is Granadilla, Key is forged silver plating, Core metal · Screws are stainless steel, Needle spring · Leaf spring is hard steel, 17 key 6 ring · boom type model.
F tube. The valve system is 3 pistons. Bell has a yellow brass diameter of 268.5 mm, a bore size of 11.73 mm, silver plated finish. Mouthpiece adapter (for horn) included.