The perfect tool to remove the cassette or freewheel from a bicycle wheel. It is a must-have tool for any cyclist who wants to be able to maintain their own bike. The remover fits Shimano, SRAM and other cassette lock rings. It also fits Shimano centre lock disc brake lock rings.To use the FREEWHEEL REMOVER, first insert the tool into the centre of the cassette or freewheel. Then, use a wrench to turn the tool counterclockwise. The cassette or freewheel will start to unscrew. Once it is loose, you can remove it by hand.Compact to take on ridesCan be used on multiple brandEasy to use