Material: Steel C45, not hardened. Pre-bored. Sprockets with 45 teeth and above are made of grey cast iron GG25. General dimensions: B1 = 9 mm, B3 = 42,1 mm, c = 1,6 mm, r3 = 16 mm. Other dimensions: See the table.
| No. of Teeth | 12 |
|---|---|
| da (mm) | 68,2 |
| d (mm) | 61,34 |
| ND (mm) | 44 |
| B (mm) | 16 |
| L (mm) | 55 |
| Weight (kg) | 0,78 |
