BIG WALL EFFICENCY WITH THE BLACK DIAMOND 18MM NYLON DAISY CHAIN 140CM.An essential piece of gear for big wall climbs, the Black Diamond 18mm Nylon Daisy Chain 140cm. Durable and light with a bottom loop sewn with a half twist for clean girth hitching. FEATURESBottom loop is sewn with a half twist for clean girth hitchingAvailable in two lengthsSold in assorted colors