Shimano GRX FD-RX815-F 2 x 11 Speed Di2 Braze-On Front Derailleur 50t max Chainring Model=G-One RS Tire }Ritchey Axle Adapter for Thru

}Ritchey Axle Adapter for Thru Axle 15mm to Standard QR

Color Black TPI 120 Defined Color Black ISO Width (mm) 45 ISO Diameter 622 / Road / 29" Tire Intended Use Gravel Tire Diameter 700c Tire Bead Folding Labeled Size 700 x 45 Tire Type Tubeless Ready Clincher

SRX hubs use sealed cartridge bearings

A lightweight steel balance bike designed to teach children how to balance without the distraction of pedals or training wheels

Aluminum HandlebarCut marks provide a range of width options

Shimano GRX FD-RX815-F 2 x 11 Speed Di2 Braze-On Front Derailleur 50t max Chainring Model=G-One RS Tire }Ritchey Axle Adapter for ThruShimano GRX FD RX815 F 2 x 11 Speed Di2 Braze On Front Derailleur 50t max Chainring. GRX 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 TECH SPECS Double or Triple Double Drivetrain Speeds 11 Derailleur Capacity 17 Front Derailleur Clamp Braze on Front