The Bike Shop Chain Repair Kit includes a chain rivet extractor to remove your old chain and can be used to shorten or add links to a chain. It also includes master links for both 1/8" (used on single-speed and 3-speed bikes) and 3/32" chains (used on derailleur-equipped bikes).
  • Essential to remove and install bicycle chains
  • Works with 1/8" and 3/32" bicycle chains
  • 2 master links and 5 alcohol pads included