Front Index Derailleur

This front derailleur is for 21/24/27 speed bikes.  It has a capacity of 22-42 teeth chainrings.  Chrome finish.
Capacity of 22-42T
Top swing, top or bottom pull
Clamp size: 28.6/31.8/34.9mm
Steel construction with a chrome finish
SunRun drivetrain components combine high quality, performance and compatibility in a very affordable design that will work with almost any cycling application, from recreation and commuting, to competition.