Split type cotter pins are supplied with slip fit closing plates for ease of assembly in the field. SENQCIA Inspire Series cottered type connecting links are manufactured in accordance with the ASME/ANSI B29.1 American roller chain standard. 80-2 Cl Cp Type, ASME/ANSI Std RllrChn, Double Strand, 1" Pitch,PK5 Each connecting link is individually packaged in a sealed plastic bag.