Rear derailleur hanger — precision replacement for reliable shifting and handling Key benefits Restores smooth, precise gear changes by securely mounting the rear derailleur to the frame. Provides stable support for the derailleur to improve bike handling across varied terrain. Machined to exact specifications for a reliable fit, reducing drivetrain noise and misalignment. Easy to install without professional tools, saving time and lowering maintenance costs. What it does Function: replaces damaged or bent rear derailleur hanger to recover correct derailleur alignment and shifting performance. Performance: helps deliver consistent, accurate shifting and a more confident ride whether on trails or city streets. Durability and fit: manufactured to precise tolerances so the hanger aligns with the frame and derailleur mounting points. Who it’s for Mountain bike riders who need dependable drivetrain support on rough trails. Urban commuters who require quick, reliable repairs to stay on schedule. Bicycle modifiers and mechanics restoring or upgrading frames and drivetrains. Typical applications Off-road mountain trail use where a bent or broken hanger affects shifting after a fall or impact. Daily city commuting to replace a worn hanger and restore dependable gear changes. Bike maintenance and upgrades when swapping components or repairing frame damage. Easy installation Designed for straightforward replacement with standard hand tools. No need for professional installation, making on-the-go repairs and routine maintenance faster and cheaper. Compatibility and fit notes Intended for use as a rear derailleur hanger to re-establish correct derailleur positioning and shifting. Check your bike’s hanger location and mounting interface to confirm fit before installation. What you gain Restored shifting accuracy Improved handling and drivetrain reliability Faster, lower-cost maintenance with a precise, user-installable replacement