2011 Sram X.7 Rear Derailleur, 10 Speed, Medium Cage

• New Technologies, finish and family strategy create cohesive performance
  
• X7 intends to deliver the highest value MTB components in class
• Proven derailleur chassis design returns this year for unmatched performance
• Upgrade materials with a 3K carbon pulley cage
• 1:1 shifter-to-derailleur actuation ratio for precise light-action indexing
• Must be used with ESP shifters
• Replaceable 11-tooth pulleys with bushings
• Cassette Spacing: Shimano/SRAM 10
• Largest Cog: 36
• Derailleur Action: Top-Normal (Traditional)
• Medium cage
• Gray