Chain Connecting Link; 81; Spring Clip; 12.7MM Chain Pitch; Standard; 1 Strand; Carbon Steel; ISO; 7.75MM Roller Dia; 3.3MM Roller Wid; 1.13MM Plate Thickness; 9.6MM Plate Height; 4.09MM Pin Dia

Roller Chain; 12B Chain Size; Riveted; 19.05MM Chain Pitch; Standard Chain Series; 1 Strand; Carbon Steel; ISO; 12.07MM Roller Diameter; 11.68MM Roller Width; 1.8MM Plate Thickness; 16.1MM Plate Height; Curved; 5.72MM Pin Diameter

Chain Link; 200 Chain Size; Cottered; 2-1/2" Chain Pitch; Heavy Chain Series; 1 Strand; Carbon Steel; ANSI; 1.562" Roller Diameter; 1-1/2" Roller Width; 3/8" Plate Thickness; 2.374" Plate Height; Curved; 25/32" Pin Diameter

Chain Link; 50 Chain Size; Spring Clip; 15.875MM Chain Pitch; Heavy Chain Series; 1 Strand; Carbon Steel; ISO; 10.16MM Roller Diameter; 9.4MM Roller Width; 2.45MM Plate Thickness; 14.6MM Plate Height; Curved; 5.08MM Pin Diameter

Chain Link; 2050 Chain Size; Cottered; 1-1/4" Chain Pitch; Double Pitch Drive Chain Series; 1 Strand; Nickel Plated Steel; ANSI; 0.4" Roller Diameter; 3/8" Roller Width; 0.08" Plate Thickness; 0.591" Plate Height; Straight; 0.2" Pin Diameter