Hi, I play an old Rudi 4/4 BBb with only 4 rotary valves. We bought it second hand 30 years ago for 100.000 BFR, that’s 2.500 €. For years I used Dennis Wick mouth pieces and I liked it, though it was hard to play with nuance and even harder to articulate fast. But for what I needed, it was ok. A few ...