Originally Posted by
SweetLou
Though this will work, I don't do it this way. By using the old chain as a standard, you are relying that the person who cut the last chain to have done it correctly. I'd rather do the measuring myself to ensure proper chain length.
Assuming it's your own bike, it still doesn't matter. The objective of the measuring procedure is to keep your bike working properly. If it was functioning properly before, it'll function properly again.
If I sound a little retro grouchy about this it's because I'm making a one man crusade to convert the world away from digital thinking and back to analog.