Shimano GRX Di2 ST-RX715 12 Speed Shifter + Flat Mount Caliper E1 Durable aluminum alloy valve tool

Durable aluminum alloy valve tool is designed to easily tighten or remove two-piece type Presta valve cores and valve extenders

Gears: 12-speed

Faced with the extreme challenges of today's XC tracks

providing you with exceptional visibility while cycling

Shimano GRX Di2 ST-RX715 12 Speed Shifter + Flat Mount Caliper E1 Durable aluminum alloy valve toolThe 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