Originally Posted by
FBinNY
Lighter chains aren't about competition. They're for showing others that you have more dough to spend on chains. Buy any of the mid level Shimano chains, but make sure you have the right tool to close them, though many use Sram links on Shimano chains
The new shimano chains have only *recently* trickled down to the 105 groupset. Before you could only get ultegra/dura ace chains with the new improved design.