Roller Chain; 20B Chain Size; Riveted; 31.75MM Chain Pitch; Standard Chain Series; 1 Strand; Carbon Steel; ISO; 19.05MM Roller Diameter; 19.558MM Roller Width; 4.496MM Plate Thickness; 26.01MM Plate Height; Curved; 10.185MM 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; 19.558MM Roller Width; 4.496MM Plate Thickness; 26.01MM Plate Height; Curved; 10.185MM Pin Diameter

Chain Link; 20B Chain Size; Riveted; 31.75MM Chain Pitch; Standard Chain Series; 1 Strand; Carbon Steel; ISO; 19.05MM Roller Diameter; 19.558MM Roller Width; 4.496MM Plate Thickness; 26.01MM Plate Height; Curved; 10.185MM Pin Diameter