Professional J. Püchner Cooper Model (c. 1985) + Heckel CD1 Bocal + Marcus Bonna Case You are welcome to try it in person. I live in Montréal, Canada.
Bought from Nicholas Evans in Dobbs Ferry, NY in 2016. I played this instrument through my studies and professionally. It has the classic Püchner sound: rich and warm. Always properly maintained and kept in humidity controlled room, new corks and new pads. Its completely air tight, no leaks.. Comes with a Heckel CD1 bocal that was chosen to match the instrument and a Marcus bonna Case (850$ CAD) High-E key was added by Nicholas Evans high-D key 6 Rollers Whisper-key mechanism operated on wing joint and self-acting from low-E key Whisper-key lock for right thumb