Shimano GRX ST-RX815 2 x 11-Speed Di2 Left Drop-Bar Shifter/Hydraulic Brake Lever BR-RX810 Flat Mount Caliper Pre-Bled 1000mm Hose Model-10s0 give you a slim

give you a slim

Disc brake only Brake Compatibility Disc Only Rim Width (Internal) 30 Brake Track None Manufacturer Spec ERD (mm) 565 Valve Presta Color Black Weight 570 Wheel Size 27

clean and extremely easy to break-in formula

Their small minimalistic designs are packed with precision machined mechanism that allows you to shift accurately with either index or friction mode

Shimano GRX ST-RX815 2 x 11-Speed Di2 Left Drop-Bar Shifter/Hydraulic Brake Lever BR-RX810 Flat Mount Caliper Pre-Bled 1000mm Hose Model-10s0 give you a slimGRX ST RX815 Di2 Shifter Hydraulic Brake LeverA raised hood head prevents hand misalignment and slippage while a recessed finger notch prevents upward slipping Anti slip texture and brake lever coating Higher brake lever axis and curved lever allow for higher braking efficiency to reduce fatigue on long rides Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences Rotor Included No Color Black Brake