A (mm): 44 | PCD do (mm): 139.9 | Clamping bush no.: 2517 | No. of teeth z: 23 | Hub Ø dn (mm): 108 | Head circle Ø dk (mm): 148.1 Read more.
Sprocket 12 B-1, 23 teeth, PCD 139.9 mm, clamping bush 2517
Technical data: