Belts
Classical BB/HBB
PHG BB121
Classical BB/HBB
PHG BB121
| Belt marking | BB121 |
| No. of ribs | 1 |
| Pitch length (mm) | 3150 |
| Pitch length (in) | 124.02 |
| Inside length (mm) | 3073 |
| Inside length (in) | 121 |
| w = Width (mm) | 17 |
| Width (in) | 0.67 |
| h = Height (mm) | 13 |
| h = Height (in) | 0.51 |
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