Mouthpiece Facing Chart

Facing Length Tip opening (mm) Compare facing to
Eb 15mm .96  
Soprano Clarinet:
CF 17mm .96 P34
CF+ 17mm 1.00 5RV
CWF 17.5mm  .96  
CF+/S 16mm 1.00
1L 18mm 1.00 M15
2S 16mm 1.04
2M 17mm 1.04  
2M* 17mm asymmetrical 1.04  
2L 18mm 1.04 5RV Lyre
3L 18mm 1.08
4L 18mm 1.12 B45
Jazz 19mm 1.20  
EUROPA 2 19mm 1.04 M30
EUROPA 3 19mm 1.08 B40
EUROPA 4 19mm 1.12
EUROPA 5 19mm 1.16  
C11 16mm 0.96 Cicero 11
C12 16mm 1.00 Cicero 12
C13 16mm 1.04 Cicero 13
C1 16mm 1.08 Cicero 14
Bass Clarinet:
 JO  23mm  1.60  
CF 23mm 1.70
RR 24mm 1.80 Old Selmer C*
AP 24mm 1.90 B40
HB 25mm 2.00 B50