Motion Pro PBR Chain Tool The Motion Pro PBR Chain Tool has an innovative design that will Press, Break and Rivet 520, 525, and 530 chains. Make chain installation woes a thing of the pabst. Features: Versatile design will remove chain pins, press master-link plates and rivet hollow nose and soft nose master link pins on O-ring and non O-ring chains Easy to use design allows you to change tool functions by simply moving the position of the anvil block Indexing letters on movable anvil and body ensures correct tool configuration- line up letter on anvil to letter on body to get the configuration you need All components conveniently store on tool when not in use All steel construction with heat treated components for strength and durability May be supported in a vise or held with included handle Great for the professional technician or DIY mechanic Compact and light enough to carry in a tool bag for trail side repairs Includes spare pin