The Eltin chain cutter is very functional, compatible for all types of chains. It is a basic tool to carry with you when you ride a bicycle, since in case the chain breaks, it will be your salvation. It has a lower compartment so you can carry a replacement link so that you can install it correctly on your chain in case it breaks. It is very simple to use and thanks to its compact design, you will be able to always carry it with you without it barely disturbing you.