Family Owned and Operated for over 40 Years. Buffet Bb Clarinet Moennig Barrel. The Moennig barrel is the most popular barrel used. Moennig's special tapered design improves the intonation of every clarinet. All barrel measurements are checked with Mr.Moennig's exact specifications by Mr. The item "Buffet Bb Clarinet Moennig Barrel" is in sale since Monday, December 21, 2020. This item is in the category "Musical Instruments & Gear\Wind & Woodwind\Accessories\Other Accessories". The seller is "weinermusic" and is located in Mineola, New York. This item can be shipped worldwide.