The NX Eagle rear derailleur features the proven SRAM 1x-specific X-HORIZON design. The larger, 14-tooth X-SYNC lower pulley easily facilitates 11- to 50- and 10- to 50-tooth cassette capacity, and also adds to NX Eagle's overall smooth-pedaling feel

• Mounting system and re-positioned Cage Lock offer greater durability
• Eagle pulley technology provides greater efficiency, crisper shifting and quieter operation
• Designed to be used with Eagle 12-speed chains
• Long cage with 50 tooth max capacity
• Rear Derailleur Mount Type: 10x1 Standard
• Drivetrain Speeds: 12
• Cage Length: Long
• Largest Cog: 50
• Color: Black
• Rear Der/Shifter Compatibility: SRAM X-Actuation
• Designed for ebike: Yes