Material: Steel C45, not hardened. Pre-bored. Sprockets with 45 teeth and above are made of grey cast iron GG25. General dimensions: B1 = 10,8 mm, B2 = 30,3 mm c = 2,0 mm, r3 = 19 mm. Other dimensions: See the table.
| No. of Teeth | 12 |
|---|---|
| da (mm) | 81,5 |
| d (mm) | 73,61 |
| ND (mm) | 53 |
| B (mm) | 16 |
| L (mm) | 50 |
| Weight (kg) | 1,03 |
