What kind of Delta Ring/RIS system is this? Jul 7, 2012 15:05:09 GMT -5 Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by racoon2014 on Jul 7, 2012 15:05:09 GMT -5 Just a simple identification of a part. This (Link Here) is the type of delta ring/rail system I would like identified. I know it is available to Airsoft guns because I've seen it. But I'm having trouble finding it. Any help would be great, thanks!