• The Universal Derailleur Hanger (UDH™) consolidates thousands of mountain bike derailleur standards.
• Unparalleled derailleur protection. And perfect alignment. Guaranteed.
• Designed to rotate rearward in the event of impact and features the ability to “re-rail” the chain back onto the small cog.
• Works with all commercially available MTB and E-MTB drivetrains from Shimano to Box to Sunrace.

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