If you have a single- or 3-speed bicycle, the Bell Links⢠300 Single-Speed or 3-Speed Bike Chain is the right fit for you. The master link makes installation easy. If you need to shorten or lengthen the chain, youâll need a chain tool, such as the Quicklink⢠350 Chain Repair Kit. Bell Links⢠300 Single-Speed or 3-Speed Bike Chain Black - Bicycle Accessoriesories at Academy Sports