No. of teeth z: 23 | Head circle Ø dk (mm): 149 | L (mm): 40 | PCD do (mm): 139.9 | d2 (mm): 56 | Hub Ø dn (mm): 90 | Pilot hole Ø d1 (mm): 20 Read more.
Simplex sprocket 12 B-1, 23 teeth, pilot hole Ø 20 mm
Technical data: