Shimano GRX ST-RX400 Hydraulic Brake/Shift Lever - Left 2x10-Speed Black CheckoutSpec= 37mm ID x 49mm OD x 7mm }FOX Damper Shaft - 3

}FOX Damper Shaft - 3

240 Dicut Aero Hub with redesigned flanges featuring Ratchet EXP freehub technology with precise and reliable engagement by its 36T Ratchets

Ergonomic Aaron Gwin designed alloy lever blade with dimpled accents for better grip on the trail

For K-Force cranks you will need to purchase absoluteBLACK bolt covers for installation

35mm rise 0 deg length 55mm color black

Shimano GRX ST-RX400 Hydraulic Brake/Shift Lever - Left 2x10-Speed Black CheckoutSpec= 37mm ID x 49mm OD x 7mm }FOX Damper Shaft - 3Shimano GRX ST RX400 Hydraulic Brake Shift Lever Left 2x10 Speed Black. GRX ST RX400 Brake Shift Lever & Disc BrakeGravel inspired Dual Control shift brake lever and bracket ergonomics Anti slip brake lever Same light shifting operation as top tier systems Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences Compatible only with FD 4700 and FD RX400 front derailleurs and RD RX400 and RD 4700 rear