| Code | clamping range external diameter of the tube |
|---|---|
| 31M3900G20-029 | 22 - 29 |
| 31M3900G28-032 | 29 - 32 |
| 31M3800G32-039 | 32 - 39 |
| 31M3800G35-042 | 35 - 42 |
| 31M3800G42-045 | 42 - 45 |
| 31M3800G45-053 | 45 - 53 |
| 31M3800G55-060 | 55 - 60 |
| 31M3800G60-073 | 60 - 73 |
| 31M3800G86-102 | 86 - 102 |