The Problem Solvers Universal Hanger should be in everyone's tool bag. If your existing derailleur hanger breaks, the Universal Hanger replaces the drive-side nut on your quick- release skewer so you can get the majority of your gear range back. Compatible with most rear-facing-horizontal and vertical dropouts Replaces the drive-side nut on 5mm quick-release skewers Anti-rotation feature ensures the derailleur stays in place during use CNC-machined AL-6061 with steel hardware | Problem Solvers | Universal Der. Hanger Black
