Pedalling becomes easier and your bike rides will go much smoother with a better power transfer when your bike chain is properly tightened. A proper tension of the bike chain will also ensure that the chain lasts longer and that it does not wear out as quickly. How to tighten the bike chain mainly depends on the type of bike you are using. Overall, the bike chain should not be too tight but also not too loose. Let us take a look at this topic in some more detail.