Compatible with all types of chain including single-speed & multi-speed, 5 to 12-speed derailleur chains, the Chain Tool CT-3.2 comes with a floating sliding shelf that will let you get to work on any width of chain for complete versatility. With a great deal of force needed to take out chain pins, the comfortably coated handle makes light work of rotating the tool into the link & removing even the toughest of pins. Working with "half link" chains as well as 1/8” single-speed, 5 to 12-speed derailleur chains and 1/8" & 3/16" single-speed chains Chain Tool CT-3.2 is designed for complete flexibility & ease when carrying out essential chain maintenance.