This UDH derailleur hanger is a precision-engineered replacement part for restoring or upgrading shifting performance. It connects the rear derailleur to the frame, ensuring smooth gear transitions. Made from CNC-machined aluminum alloy with an anodized coating for durability. Includes two different threaded bolts (M12x1.0 and M12x1.5) and washers. Designed for bikes with UDH-style rear dropout mounting.
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