Standard line of Flugelhorn mouthpieces.
Rim size is labelled 1 - 10.5 with 1 (0.680" diameter) being the largest, and 10.5 (0.625" diameter) being the smallest.
Cup is labeled FL (standard depth), FLM (medium depth), and FLD (deep cup).
Shanks come in Small, Large and French taper:
Small taper: Fits Bach, Courtois, LeBlanc (including Sandoval), B&S, Kanstul models 725, 1025, and newer 1525.
Large taper: Fits all Yamaha, Getzen, Callet, Stomvi, Benge, King, Blessing, Conn Vintage One, Weril, Holton, Schilke, and older Kanstul 1525 flugelhorns.
French (straight) taper: Fits original Couesnons, Flip Oakes "Wild Thing," Kanstul CCF 925, and original F. Besson flugelhorns.