The 62 Series can be compared to a Bach 10 1/2 cup diameter. With various rims contours, alpha angles, cup volumes, and backbores, the GR 62 Series has many options for players who excel using a smaller diameter mouthpiece.
Models
|
Backbore
|
Cup Volume
|
Cup Volume
|
Cup Diameter r2
|
r4
|
Rim
|
62
|
Number
|
Description
|
Cubic Inches
|
Inch
|
mm
|
Fraction
|
@.032"
|
Contour
|
Bite
|
Alpha Angle
|
E62S
|
1
|
Small
|
.063
|
0.62
|
15.75
|
39.7/64
|
.635
|
Med. Flat - Wide
|
Medium Soft
|
Medium High
|
E62MS
|
2
|
Medium Small
|
.067
|
0.62
|
15.75
|
39.7/64
|
.635
|
Med. Flat - Wide
|
Medium Soft
|
Medium High
|
E62M
|
2
|
Medium
|
.0695
|
0.62
|
15.75
|
39.7/64
|
.635
|
Med. Flat - Wide
|
Medium Soft
|
Medium High
|
62Z*
|
1
|
Small
|
0.0583
|
0.62
|
15.75
|
39.7/64
|
.629
|
Flat Med. - Wide
|
Medium
|
High
|
62Z**
|
1
|
Small
|
0.0588
|
0.62
|
15.75
|
39.7/64
|
.633
|
Flat Med. - Wide
|
Soft
|
High
|
62SZ
|
1
|
Small
|
.0598
|
0.62
|
15.75
|
39.7/64
|
.631
|
Medium
|
Medium
|
Medium High
|
62S
|
1
|
Small
|
.062
|
0.62
|
15.75
|
39.7/64
|
.631
|
Medium
|
Medium
|
Medium High
|
62MS
|
2
|
Medium Small
|
.066
|
0.62
|
15.75
|
39.7/64
|
.631
|
Medium
|
Medium
|
Medium High
|
62M
|
2
|
Medium
|
.068
|
0.62
|
15.75
|
39.7/64
|
.631
|
Medium
|
Medium
|
Medium High
|
Primal 62
|
1 or 2
|
Medium Small
|
.0672
|
0.62
|
15.75
|
39.7/64
|
.631
|
Medium
|
Medium
|
Medium High
|
Primal 62Z
|
1
|
Small
|
0.0637
|
0.62
|
15.75
|
39.7/64
|
.631
|
Medium
|
Medium
|
Medium High
|
|