Had a puncture yesterday on my way to work, just to realize that the tool I needed to loosen the back wheel was at home. So I had to take the subway home in order to fix it. After I had fixed the puncture I then as always had to fasten the tension seeker. Realized then that the chain now is almost totally worn out, as you can see on the picture there is almost no more possibility to create tension to the chain. All this in just about 5 months of use, that includes paternity leave and holiday. Might need to buy better quality?

To see the history of my chain, from when I mounted it and maintenance during the summer, click here