>>1928136>10 links are measured. Zero is aligned with the middle of the first pin, and it is then checked where the 10th link pin is aligned. If it aligns with 25.4 cm, the chain is new.>If the middle of the 10th link aligns with just over 25.5 cm (more precisely, 25.53 cm), the chain is about 0.5% elongatedOkay, it measures 25.5
... at the 11th link.
I really don't know what to make of that.