Roller Chain Sprocket; 12B-3 Chain; 8 Teeth; 3 Row of Teeth; No Hardened Teeth; 57.6MM Outside Diameter; 49.78MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 19.05MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain Sprocket; 12B-3 Chain; 38 Teeth; 3 Row of Teeth; No Hardened Teeth; 241.325MM Outside Diameter; 230.69MM Pitch Diameter; B-Hub One Side; Rough Bore Mount; No Bushing; 19.05MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Chain Link; 12B-3 Chain Size; Cottered; 19.05MM Chain Pitch; Standard Chain Series; 3 Strand; Carbon Steel; ISO; 12.07MM Roller Diameter; 11.68MM Roller Width; 16MM Plate Height; Curved; 5.72MM Pin Diameter

Roller Chain Sprocket; 12B-3 Chain; 70 Teeth; 3 Row of Teeth; No Hardened Teeth; 435.61MM Outside Diameter; 424.61MM Pitch Diameter; A-No Hub; Rough Bore Mount; No Bushing; 19.05MM Chain Pitch; ISO Roller Chain; No Keyway; Steel Material

Roller Chain; 12B-3 Chain Size; Riveted; 19.05MM Chain Pitch; Standard Chain Series; 3 Strand; Steel; ISO; 12.07MM Roller Diameter; 11.8MM Roller Width; 1.8MM Plate Thickness; 16MM Plate Height; Curved; 5.72MM Pin Diameter