Hub Ø dn (mm): 80 | PCD do (mm): 121.8 | Head circle Ø dk (mm): 130.0 | Groove depth (mm): 3.3 | No. of teeth z: 20 | Groove width (mm): 12 | DI hole (mm): 40 | Thread M: M10 | Hub length (mm): 35 Read more.
Sprocket with hardened teeth ISO 12 B-1, Z20, bore 40 mm
Technical data:
