Material: grey cast iron GG25. Hub unfinished and without bore, some with core hole. Matching chains in accordance with DIN 766 A. All dimensions and weights "ca.".
| No. of Teeth | 4 |
|---|---|
| da (mm) | 56 |
| d (mm) | 41 |
| b (mm) | 24 |
| ND (mm) | 40 |
| L (mm) | 30 |
| B approx. (mm) | 8 |
| Weight (kg) | 0,3 |
