Can I use multiple plug-ins with same Ring Lock? Diane Craig October 27, 2016 17:41 Updated Yes. The plug-in cable and the various plug-in chains offered will work with the same Ring Lock. Related articles How do I mount the Ring Lock on my bike frame? Which is better key retaining or non key retaining? Ring Locks Do the Ring Locks have the ATPO offer? What is my key number? Comments 0 comments Article is closed for comments.