Hi,
In case you don't find these ends, here is what I used (bicycle cable stop):
2014-07-24_15-20-26 by
Sylvain ROIG, sur Flickr
It works a treat because it seats nicely into the "hook" of the lever. It hasn't moved since the car has been on the road. The other good thing is that you can pre-adjust it.
Good luck
