Great value Alivio dual pull multi-fit front derailleur offering crisp performance on & off-road for 9-speed drivetrains Advanced light action design uses smooth-running pivots & linkages for effortless, accurate shifts Top swing design for positive shifting action Dual pull design allows it to be used with top or bottom cable routing Multi-fit design for 28.6, 31.8 & 34.9 mm frame tubes For MTB type bike designs with 66-69 degree chainstay to seat tube angle Can be used with either 44 or 48 tooth outer chainrings Compatible with 9-speed drivetrains