Shimano GRX ST-RX400/BR-RX400 Hydraulic Disc Brake Brake/Shift Lever - Left 2x10-Speed Flat Mount Finned Resin Pads BLK CheckoutTitle=Kids Ride Shotgun Unicorn Jersey good suspension design Weight-653

Shimano GRX ST RX400 BR RX400 Hydraulic Disc Brake Brake Shift Lever Left 2x10 Speed Flat Mount Finned Resin Pads BLK CheckoutTitle=Kids Ride Shotgun Unicorn Jersey good suspension design Weight 653 good suspension design 1 1 8" Bar Dia Compatible only with FD 4700 and FD RX400 front derailleurs and RD RX400 and RD 4700 rear derailleurs Rotor Included No Color Black Brake Caliper Mount Flat Mount Hydraulic Fluid Type Mineral Oil Brake Lever Use Left Pad Compound Resin Rear Der Shifter Compatibility Shimano Road Hydraulic Hose Length 1000 Adjustable Reach Yes Adjustable Contact Point No Drivetrain Speeds 10 Defined Color Black Front Der Shifter Compatibility Shimano Road Side Left Includes Disc Brake Yes Same light shifting operation as top tier systems