Material: Steel C45, not hardened. Pre-bored.Sprockets with 45 teeth and more are made from grey cast iron GG25. General dimensions: B1 = 9,1 mm, c = 1,6 mm, r3 = 16 mm. Other dimensions: See the table.
| No. of Teeth | 28 |
|---|---|
| da (mm) | 148,7 |
| d (mm) | 141,78 |
| ND (mm) | 90 |
| B (mm) | 20 |
| L (mm) | 35 |
| Weight (kg) | 2,24 |
