Posted by Doug Whitten on May 23, 2003 at 22:11:24:
In Reply to: MP 4 YFB 621? posted by Ted on May 23, 2003 at 15:40:00:
I really like the one it comes with, 67B4. My preference on this horn is wide/ shallow mouthpieces. Everyone has their own preferences, but at least the horn comes with a good starting point.