What bikes do you ride?

What sort of chain is that? Has it got black splotches on it or is it meant to be two colours?
it's a borrowed Connex thing, the nickel plating is fighting with road shit.
waiting for a new PC870 to appear..

I usually use PC58 s but the last one wasn't long enough and I was short on links, it looks like Sram have changed the numbers..yawn