Features: Easyly install derailleur hanger compatibility bicycles axles features reverse threaded bolts and spacers for secure, simple setups with an 8mm wrenches. Precisions machined from high strength aluminum alloy, this thru axles ensures drivetrain alignment stability and impacts resistance for modern mountain bike frames. Designed for trail riders and downhill cyclists requiring durability component solution to withstand aggressive off road riding conditions. Optimized for technical terrain navigation, this component maintains precise gear shifting performances during high intensity cycling on uneven. The counter clockwise threading systems prevents accidental loosening while riding, with universals compatibility for most contemporary drivetrain configurations. Specifications: Color:Seven Choices Dimension:22x65x38mm/0.86×2.56×1.5in 19.9x21.7cm/0.78×0.85in 19.9×21.7cm/0.78×0.85in 25mm/0.98in Component:aluminium alloys Package Includes: 1Set Rear Derailleur Hanger note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.