The Open Cycle Rear Derailleur Hanger is a precise replacement component designed specifically for the U.P. and U.P.P.E.R. and One+ framesets. It ensures your drivetrain maintains perfect alignment for crisp, reliable shifting across any terrain.

This hanger is compatible with all major drivetrain brands, including Shimano, SRAM, and Campagnolo, that utilize a standard derailleur mounting system. Keeping a spare on hand is an essential part of any gravel or road rider's toolkit to ensure a quick recovery from trail-side mishaps.

Quick Facts

Feature	Specification
Frame Compatibility	U.P./ U.P.P.E.R./One+
Drivetrain Compatibility	Shimano, SRAM, Campagnolo (Standard Mount)
Component Type	Rear Derailleur Hanger
Manufacturer	Open Cycle
Purpose	Frame protection and shifting alignment