Derailleur Hanger Alignment Gauge for Road and MTB - B Gap Tool for SRAM AXS and Mechanical Drivetrains 5-12 Speed

• Precise Drivetrain Calibration: Ensures accurate chain gap settings for for sram for eagle for xx1, for gx, and NX 12-speed systems, eliminating shifting noise and improving performance.
• Compatibility: Designed for both mechanical and AXS drivetrains, this tool suits road and mountain bikes with 5 to 12-speed cassettes and 50-52T chainrings.
• ABS Construction: Crafted from high-quality ABS material, this lightweight 20g gauge offers long-lasting durability and resistance to wear during frequent bike maintenance.
• Easy Installation and Use: Simplifies rear derailleur adjustments with a user-friendly design, allowing cyclists to achieve professional-level alignment without skills.
• Essential Bike Repair Tool: for mechanics and shops, this alignment gauge helps maintain optimal drivetrain efficiency, extending the life of your cassette and chain.

Description: 1. and for 2. Made of material, and practical to use 3. Bike Rear Derailleur Chaingap Adjustment Gauge for for sram- for eagle for xx1 for for gx NX 12 for 4. Suitable for 50-52T ring cassettes 5. Good for mechanical or AXS Specification: Material: ABS Color: White(As Pictures Show) Weight: About 20g Package Includes: 1 x Rear Derailleur Adjustment Gauge