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can actuate both derailleurs
FULL PIN™ technology uses eleven lightweight
ISC-12 dual speed/cadence sensor included
SRAM Model ID: TL-PUMP-HP3-A1
FORK CSU - SOLO AIR 27
GRX Di2 RD-RX815 Bicycle Tires can actuate both derailleursGRX Di2 11 speed rear derailleur for double cranks Adjustable chain stabilizer prevents chain slapping and drops Gravel tuned clutch tension can be toggled ON OFF to match the terrain Maximum front difference: 17T Total capacity: 40T Low sprocket: Max. 34T Min. 30T Top sprocket: 11T Attributes Cage GS Max Front Difference 17T Maximum Cog 34T Minimum Cog 11T Primary Color Grey RD Capacity 40T RD Spring Type Shadow Plus RD Weight 287g Speed 11
