Material: Steel C45. Pre-bored. Sprockets with 45 teeth and more are made from grey cast iron GG25. General dimensions: B1 = 7,2 mm, c = 1,3 mm, r3 = 13 mm. Other dimensions: See the table.
| No. of Teeth | 20 |
|---|---|
| da (mm) | 85,8 |
| d (mm) | 81,19 |
| ND (mm) | 64 |
| B (mm) | 12 |
| L (mm) | 28 |
| Weight (g) | 758 |
