Marimbas,Xylophones,Vibraphones,Glockenspiels - keyborad percussion manufacturer
The Gumhead 100 series produce a distinctively clear sound that is most suitable for situations where low levels of volume are required.
| Model | Hardness |
| No.101 | 100 |
| No.102 | 95 |
| No.103 | 90 |
| No.104 | 80 |
| No.105 | 70 |
| No.106 | 60 |
| No.107 | 60 for bass |
| No.108 | 50 |
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