Pilot hole Ø d1 (mm): 12 | Head circle Ø dk (mm): 86 | d2 (mm): 40 | Hub Ø dn (mm): 64 | L (mm): 28 | PCD do (mm): 81.2 | No. of teeth z: 20 Read more.
Sprocket 08 B-1 (1/2" x 5/16"), 20 teeth, pilot hole Ø 12 mm
Technical data: