Originally Posted by
rm -rf
I used
Connex on all my 10-speed chains. It's extremely easy to remove without tools. (But don't let either end of the chain go flying or it'll fling the half connector across the room!) I used the same link on two or three chains, then replaced it "just in case", but it looked fine.
I certainly agree the Connex is the class act of reusable master links and by far the easiest to R&R. However, I never use a link beyond the life of the chain it was originally installed on. New chain = new link.