To ensure the durability and performance of your drivetrain, this universal UDH derailleur hanger is compatible with all drivetrains for easy installation. The hanger is designed to pivot backwards, reducing the risk of damage to the derailleur and/or frame. Technical specifications:- Mounts on mountain bike, road bike or gravel bike frames
- Version with 25 mm washer fitted as standard on Trek rigid and semi-rigid frames
- Reference: W5271424
- Brand: Trek