Sram Rear derailleur XO1 11V

Material: Aluminium. Inner plate made of aluminium. Outer plate made of carbon. Sealed cartridge bearings. X-Horizon design with a straight parallelogram limits all movements to a horizontal axis to prevent any accidental gear shifts and reduce shift force. For faster and more precise shifting, the significant spacing of the upper pulley maintains a consistent chain gap across all gears. Pulleys: X-Sync 12 teeth. Technologies: Cage Lock, Roller Bearing clutch, X-Actuation, X-Sync. Colour: Black. Compatibility: MTB Sram 1X11 speed. Must be used with SRAM 1x11 speed shifter and cassette. Cannot be used with double or triple chainrings. Largest sprocket: 42 teeth. Weight: 255 g.