SENQCIA Hi-Max® cottered roller chain is manufactured in Taiwan in accordance with the ASME/ANSI B29.1 American roller chain standard. Packaged chains are pre-lubricated with high quality wax-type grease and come with a necessary connecting link to join the ends. Offset links (used to shorten or lengthen a chain strand by 1 pitch) are also available and sold separately. This chain is packaged in a 10 ft box. SENQCIA Hi-Max® Roller Chain, Cottered Standard, 1-3/4 in Pitch, 1/2 in Pin Dia, 1 in Roller Dia, 1 in Roller Width, 1.663 in Plate Height, 0.22 in Plate Thickness, 70 Links, 2 Strands, 92000 lb Average Tensile, 10 ft Overall Length, Carbon Steel