Wm Replaceable Derailleur Hanger / Drop-Out – 57

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
All hangers come with instuctions and hardware
Direct replacement for original equipment with guaranteed fit
Black anodised for extra scratch and damage resistance
Laser etched for easy part identification