Introducing the SRAM UDH™ | What is a UDH? It is our Universal Derailleur Hanger. Designed to optimize shift performance across all bikes as well as create a sensible solution for replacing damaged hangers, the UDH has been widely adopted throughout the cycling industry with hundreds of models already featuring it. See which bikes come equipped with UDH here → https://www.sram.com/udhbikes
