42B21H

For Ametric® No. 42 Single Strand Chain with

12.7mm Pitch

7.75mm Roller Width

8.51mm Roller Diameter

7mm Sprocket Single Tooth Width (B1)

90.1 mm Outside Diameter (Approximate) (de)

68 mm Hub Diameter (dn)

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

28 mm Total Width (A)

021 Teeth