Shimano RD-R815 GRX, 11-Speed Rear Derailleur
SHIMANO RD-R8050 Ultegra Di2 Rear Derailleur The GRX RD-RX815 Di2 Rear Derailleur Operates with Shimano Di2 for digital electronic shifting. The gravel-tuned clutch tension provides smooth and reliable mixed surface shifting for 1x and 2x drivetrains FEATURES Adjustable chain stabilizer prevents chain slapping and drops Gravel-tuned clutch tension for better performance off-road Compatible with current road dual control lever shifters SPECIFICATIONS: MODEL NO RD-R815 GRX Total Compacity 38T Max Front Difference 17 Mount Direct attachment (conventional)/Direct mount compatible Average Weight 287g Number of Pulley Teeth 13 Series GRX Generation RX800 Max Low Sprocket 34 Min Low Sprocket 30 Rear Speeds 11 Top Normal Spring Type Shimano Shadow RD+
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