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Whilst providing great grip
the case as well as supporting elements of the locking mechanism are made of special hardened steel
The SHIMANO GRX RX815 Di2 front derailleur delivers quick and smooth front shifting even under high pedaling torque
The X-SYNC 2 chainring provides significantly quieter performance
1” tire widths (43/30T chainrings only)
OPEN U.P./ U.P.P.E.R./One+ Rear Derailleur Hanger 31.6mm x 20mm offset Whilst providing great gripThe 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
