Shimano GRX Di2 ST-RX715 12 Speed Shifter + Flat Mount Caliper E1 Gears: 12-speed

Gears: 12-speed

An important part of the project: to develop the best possible aerodynamic tire that does not compromise on riding performance

or adding a little extra warmth

and descending

Shimano GRX Di2 ST-RX715 12 Speed Shifter + Flat Mount Caliper E1 Gears: 12-speedThe GRX Di2 ST RX715 Shift Hydraulic Disc Brake Lever Kit delivers fast 1x12 speed wireless shifting and powerful, easily controlled braking for any mixed terrain exploration. Up front, the easily programable wireless Di2 levers have a shape and lever path that is optimised for great ergonomics on handlebars with a flared drop, ensuring easy shifts and great bike control from either the hoods or from the drops of the handlebars. The brake lever has