Material: Low-carbon steel, not hardable. 1) Sprockets with 76 teeth are made from steel St52 with welded in hub. Pre-bored. General dimensions: B1= 2,6 mm, c= 0,7 mm, r3= 6 mm. Other dimensions: See the table.
| No. of Teeth | 21 |
|---|---|
| da (mm) | 42,6 |
| d (mm) | 40,25 |
| ND (mm) | 25 |
| B (mm) | 8 |
| L (mm) | 13 |
| Weight (g) | 56 |
