Sprockets
Metric Triplex, Standard
PHS 12B-3B21
Metric Triplex, Standard
PHS 12B-3B21
| Pitch P (mm) | 19.05 |
| Pitch P (in) | 0.75 |
| No. of teeth | 21 |
| Pitch diameter (mm) | 127.82 |
| Pitch diameter (in) | 5.03 |
| Min. bore (mm) | 20 |
| Min. bore (in) | 0.79 |
| Max. bore (mm) | 64 |
| Max. bore (in) | 2.52 |
| Hub H (mm) | 100 |
| Hub H (in) | 3.94 |
| Hub L (mm) | 70 |
| Hub L (in) | 2.76 |
| Weight (kg) | 5.67 |
| Weight (lbs) | 12.5 |
