Shimano GRX FD-RX815-F 2 x 11 Speed Di2 Braze-On Front Derailleur 50t max Chainring Snap buckle 5" Internal W 30mm Depth

5" Internal W 30mm Depth 22mm Hole 28 Brake Disc Type Tubeless Material Carbon ERD 561mm (4mm Offset) Color Black Weight 491g Spoke Count 28H

Model 350 Front/Rear Front Axle/Spacing (mm) 15x100 Hole 32h Spoke J-Bend Brake 6-Bolt Color Black/White Weight 158g

Inner rim width: 23mm

8mm rise 0 deg length 32mm color silver

Shimano GRX FD-RX815-F 2 x 11 Speed Di2 Braze-On Front Derailleur 50t max Chainring Snap buckle 5" Internal W 30mm DepthGRX FD RX815 Di2 Front DerailleurOperates 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 Double or Triple Double Drivetrain Speeds 11 Derailleur Capacity 17 Front Derailleur Clamp Braze on Front Derailleur Cable Pull Electronic Front Der Shifter Compatibility Shimano Road Di2 Max Ring