Wheels Manufacturing Hanger Dropout-399

Information

• Upgrade or replacement rear derailleur dropouts; stiffer and more rigid to improve shifting performance
• CNC machined from solid 6061 aluminium to exact tolerances
• Stiffer than any original equipment hanger which improves shifting performance
• Still breaks before your frame does to perform its main function
• Direct replacement for original equipment with guaranteed fit
• Black anodised for extra scratch and damage resistance
• Laser etched for easy part identification
• Note: WMD399 is for M12x1 double lead threaded axles (Cannondale Speed Release). For regular M12x1 thru axles, please use WMD303.