SRAM Universal Derailleur Hanger

Material: 6061 aluminum
Application: SRAM UDH System
SRAM UDH System (according to SRAM):
Allows for the consolidation of many mountain bike derailleur standards
Rotates rearward in the event of impact to help prevent damage to the hanger/derailleur
Features the ability to “re-rail” the chain back onto the small cog
Improves shifting performance
Provides better alignment
Works with many different commercially available MTB and E-MTB drive trains