The Unicender can be used as a mechanical split tail in place of a friction hitch in double rope technique. In the single rope technique, the Unicender takes the place of both ascenders and descender. With the ability to be used in both Doubled Rope Technique (DdRT) and Single Rope Technique (SRT), the Unicender fits the way you like to climb like no other tool. Additionally, the Unicender attaches conveniently mid-line. For rope sizes 11 to 13mm, or 7/16” to 1/2”.