Originally Posted by
apastrak
If I'm using a single cable, that I split in two in order to route one piece from the aero lever to the crosstop lever, and the other piece from the crosstop lever to the calipers, how do I use the ferrules to turn the split cable end into a "head" to fit into the receptacles in the levers?
You don't. The cable stays in one piece. Only the housing gets split.
As you pull the crosstop lever it pushes on the cable housing and extends the housing's length.