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The GR 66.6 Series cup diameter is slightly larger than a conventional 3 diameter.
This is a very versatile series featuring the same rim and alpha angle on each model for easy switching. Slightly flatter rim with sharper bite than the GR 3 Series.
66.6M2*
Very versatile cup ideal for Bb and C trumpet.
66.6M2**
Longer L1 for added chop room. Traditional sound on Bb and C trumpet.
66.6M2***
Wonderful Bb and Eb mouthpiece featuring a huge traditional sound.
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Models |
Cup
Volume |
Cup
Volume |
Cup Diameter r2 |
r4 |
Rim |
|
66.6 |
Description |
Cubic
Inches |
Inch |
mm |
Fraction |
@.032" |
Contour |
Bite |
Alpha
Angle |
|
66.6M2*** |
Medium
Large |
0.0837 |
0.666 |
16.92 |
42.62/64 |
0.674 |
Semi-Flat |
Medium
Sharp |
Medium |
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66.6M2** |
Medium
Large |
0.0855 |
0.666 |
16.92 |
42.62/64 |
0.674 |
Semi-Flat |
Medium
Sharp |
Medium |
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