Roller Chain; 20B Chain Size; Riveted; 31.75MM Chain Pitch; Standard Chain Series; 1 Strand; Carbon Steel; ISO; 19.05MM Roller Diameter; 19.56MM Roller Width; 4.5MM Plate Thickness; 26.4MM Plate Height; Curved; 10.19MM Pin Diameter

Chain Link; 20B Chain Size; Spring Clip; 31.75MM Chain Pitch; Standard Chain Series; 1 Strand; Carbon Steel; ISO; 19.05MM Roller Diameter; 19.56MM Roller Width; 4.5MM Plate Thickness; 26.4MM Plate Height; Curved; 10.19MM Pin Diameter

Chain Link; 20B Chain Size; Cottered; 31.75MM Chain Pitch; Standard Chain Series; 1 Strand; Carbon Steel; ISO; 19.05MM Roller Diameter; 19.56MM Roller Width; 4.5MM Plate Thickness; 26.4MM Plate Height; Curved; 10.19MM Pin Diameter