SENQCIA Inspire Series spring clip type 304 Stainless Steel British Standard connecting links are manufactured in accordance with the ISO 606B international roller chain standard. They offer excellent resistance against many forms of chemical attack and operate in temperatures ranging from -250 to +750 degrees F. Spring clips are supplied with slip fit closing plates for ease of assembly in the field. 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.