SRAM X4 Rear Derailleur - 789 Speed Long Cage Black Derailleur Hangers UPC: 811079022851

UPC: 811079022851

Compatible with all Cannondale BB30 Hollowgram cranks

UPC: 888571007273

and one spacer

UPC: 703416007143

SRAM X4 Rear Derailleur - 789 Speed Long Cage Black Derailleur Hangers UPC: 811079022851Affordable and reliable derailleur is great for repairs and upgrades. Compatible with 7 , 8 , and 9 speed systems 1: 1 shifter to derailleur actuation ratio for precise light action indexing Product Specifics Rear Derailleur Mount Type: 10x1 Standard Rear Der Shifter Compatibility: SRAM 1: 1 Cage Length: Long Drivetrain Speeds: 7 Drivetrain Speeds: 8 Drivetrain Speeds: 9 Weight: 280 Color: Black Chain Wrap Capacity (teeth): 45 Largest Cog: 34 Today's