Shimano FRONT DERAILLEUR, FD-RX815, GRX, FOR REAR 11-SPEED, Di2The Shimano GRX FD RX815 Di2 front derailleur is optimized for gravel riding with wider front tire clearance and wider range front gearing. Operates with Shimano Di2 for digital electronic shifting Chainline is increased by 2. 5mm over conventional front derailleurs for greater tire clearance in the front 17t front range provides more gear range in the front

Bolt Circle Diameter (BCD)

Thru-axle kit comes with everything you need to mount most 12x142 thru-axle bikes on your KICKR SNAP indoor trainer

The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design

Max Pressure: 72 PSI (Automatic Shutoff)

such as raised hood peaks on levers

allowing you to quickly get out of your pedals when necessary

Contre-Écrou/ Lock Ring

Includes Mounting Bolt and TNut

The CS-M8100 cassette meets durability requirements for E-MTB applications

plus an inflator

Weight: 240

Standard - Top entry