Originally Posted by
FBinNY
Reusable has multiple shades of meaning. Links wear the same as the rest of the chain, so I agree with you that a used link cannot (or should not) be reused with a new chain.
However, since they wear together, you want to keep the same link on a chain. I rotate chains at about 1,000 mile intervals, so I need links that can be reused with the same chain, since I wouldn't want to mix a new link with a used chain.
Can you explain your chain rotation scheme again? How much additional chain/cassette life do you get over just running chains to end of life over cassettes and replacing cassettes when they skip?