Problem Solvers Universal Derailleur Hanger. Problem Solvers Universal Derailleur Hangers The Universal Hanger replaces the drive-side nut on the quick-release skewer so you can get the majority of your gear range back. A vital tool to bring along when touring.

Emergency on-the-trail derailleur hanger replacement

Enables you to keep riding and use the majority of your gear range

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