This 05B Stainless Steel EP1 Attachment Connecting Link is manufactured for 05B stainless steel roller chain and fully meets and exceeds ISO Standards. EP1 Stainless Steel Attachments are a standard extended pin, one side attachment that is found in a wide range of applications. We can supply 05B stainless steel roller chain with EP1 attachments assembled in any configuration needed at a great price and in a short lead time!