The SRAM SX Eagle B1 12-Speed Rear Derailleur is a high-performance component designed for mountain bike 1x12 drivetrains. Featuring SRAM's innovative X-Horizon design and efficient Eagle rollers, this derailleur delivers crisp, quiet shifting and easy maintenance.

Key Features:
  • 1x12 Speed Compatibility: Optimized for single-chainring mountain bike drivetrains.
  • X-Horizon Design: Allows the derailleur to move horizontally during gear changes, improving shifting precision and performance.
  • Efficient Eagle Rollers: Provide crisper shifts and quieter operation.
  • Cage Lock Technology: Facilitates easy rear wheel removal and chain maintenance.
  • Maximum Pinion: Supports up to a 50-tooth cassette cog.

Who is it for?
The SRAM SX Eagle B1 12-Speed Rear Derailleur is designed for mountain bikers who demand high-quality, reliable performance from their 1x12 drivetrains. 

Specifications

    • What's Included
      • SRAM SX Eagle B1 12-Speed Rear Derailleur
    • Speed 12-speed

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