A (mm): 30 | PCD do (mm): 137.6 | No. of teeth z: 34 | Hub Ø dn (mm): 90 | Head circle Ø dk (mm): 143.8 | Pilot hole Ø d1 (mm): 16 Read more.
Simplex sprocket ASA 40, 34 teeth, PCD 137.6 mm
Technical data: