Trek Universal Derailleur Hanger-Rear drive side-Thru Axle - Black-W5271424

Product details

1. Universal Derailleur Hanger - or UDH - offers greater derailleur protection
2. Designed to rotate rearward in event of an impact
3. Compatible with all drivetrains
4. 25mm washer is standard on hardtails
5. Included attachment hardware is reverse threaded