Sram Red MY13 10 Speed Rear Derailleur - Short Cage

Top-of-the-line rear derailleur with generous use of carbon fiber and titanium for maximum performance at minimal weight.FeaturesCarbon fiber and aluminum constructionCeramic bearing pulleysTitanium hardwareCompatible with SRAM 10-speed drive train componentsSpecifications Largest Cog 28 Rear Derailleur Mount Type 10 x 1 Standard Chain Wrap Capacity 33T Cage Length Short Rear Der/Shifter Compatibility SRAM Exact Actuation Drivetrain Speeds 10 Colour Black/Silver Weight 151g (Medium Cage)