Roller Chain Chain Construction Riveted Pin Overall Length 10 ft Material Steel Chain Number 40 Chain Overall Width 1.283 in Roller Diameter 5/16 in Tensile Strength 8 580 lbf Pitch 1/2 in Number of Strands 2 Pin Contruction Riveted Pin Inside Width 0.313 in Series Standard Riveted Working Load Limit 1 370 lb