Flugelhorns have receivers that accept different shanks, depending on the manufacturer. Check with the manufacturer of your flugelhorn if you uncertain about what shank it takes. Below are some guidelines:
Couesnon (No Taper): French Besson, Couesnon, Flip Oakes, Kanstul, Miraphone
Bach (Small Morse Taper): B & S, Bach, R, S, Berkeley, Besson, Courtois, Eclipse, F. E. Olds, Holton, LeBlanc, James , Trevor, Kanstul, Miraphone , Phaeton, Reynolds, Schilke, Selmer, Shiller, Taylor, Van Laar
Standard (Large Morse Taper): Adams, Benge, Blessing, Callet, Conn, Eclipse, Gerd Dowids, Getzen, Josef Lidl, Kanstul, King, Lawler, Miraphone , Orlando Wind Instruments, Stomvi, Thomas Inderbinen , Weril, Yamaha
Long flugelhorn shanks are designed for shallow flugelhorn cup such as the YBS flugel top. They can also be used with a Wedge British cornet top on a flugelhorn, which then functions like a shallow flugel mouthpiece.
Short cornet shanks and WFT Fugel/Trumpet shanks adapt Wedge flugel tops to be used with a trumpet or cornet.