The Stronglight chain tensioner is mounted on the derailleur hanger. It is ideal for Stronglight single speed sprockets up to 22 teeth.
Features of the Stronglight chain tensioner for single speed sprockets
Easy to mount on the derailleur hanger for single speed drivetrains
Guide rollers with 11 teeth each
For single speed sprockets up to 22 teeth
Material: 7075 T6 aluminum, stainless steel
Black anodized