12B31

For Ametric® No. 12 Single Strand Chain with

6mm Pitch

2.8mm Roller Width

4mm Roller Diameter

2.5mm Sprocket Tooth Width (B1)

61.8 mm Outside Diameter (Approximate) (de)

30 mm Hub Diameter (dn)

8 mm Pilot (MPB) Bore +/-1mm (d1)

15 mm Total Width (A)

031 Teeth