It's pretty common knowledge in the vertical world that clipping your rope through a non-swinging carabiner is a lot easier than a swinging one, but for whatever reason some quickdraws don't come with a carabiner retainer on the rope-clipping end. Metolius solves this issue with the Clear Jig. This is the same retainer that's on the Metolius FS Mini and Bravo Double Wrap Quickdraws