29mm

28mm

27mm

26.5mm

26mm

25.5mm

25.4mm

25.2mm

25mm

24.75mm

24.5mm

STORK

BT#1
BT#1S

BT#1.5
BT#1.5S

BT#4
BT#4S

T1
(bass or tenor)

BT#5
BT#5S

BT#6
BT#6S

T2
(bass or tenor)

T3

Bach

1G

1-1/2G

4G

5G

6-1/2AL

6-3/4C

7C

12C

Schilke

52E2

51D

50

47

46D

46

Wick

4AL

6AL

6AL
(tenor)

7CS

12CS

Giardinelli

1G
1GM

SYMB
2G
2GM

3G
SYMG
SYMT

4D
SYMAL

Elliott

110
112

106

104

103
102

101
100

99
98

97
96