Head circle Ø dk (mm): 130.0 | Pilot hole Ø d1 (mm): 16 | A (mm): 35 | PCD do (mm): 121.8 | No. of teeth z: 20 | Hub Ø dn (mm): 80 Read more.
Sprocket 12 B-1, 20 teeth, PCD 121.8 mm, pilot hole 16 mm
Technical data: