SENQCIA Inspire Series Heavy Series cotter type connecting links are manufactured in accordance with the ASME/ANSI B29.1 American roller chain standard. They offer exceptional performance and long life in a wide variety applications. The link plates of the heavy series are one size thicker than standard roller chains providing additional strength in heavy duty applications. Split cotters are supplied with slip fit closing plates for ease of assembly in the field. Closing plates are “flat” style to improve fatigue strength. Connecting links are used to connect the ends of the roller chain strand into an endless loop. Each connecting link is individually packaged in a sealed plastic bag.