Shimano GRX BL-RX812 Hydraulic Sub Brake Lever Right bikes utilizing Galfer's top-competition technology

utilizing Galfer's top-competition technology

modern approach to a road disc frame with a flat mount rear caliper tucked neatly inside the rear triangle

A versatile and replaceable strap secures it to a variety of handlebar sizes

Tubeless-ready

AXS battery/charger

Shimano GRX BL-RX812 Hydraulic Sub Brake Lever Right bikes utilizing Galfer's top-competition technologyHydraulic Disc Sub Brake Lever Features Quickly brake when riding upright More confident and accessible braking from multiple positions Less fatigue on long tours Specifications Series: Shimano GRX 11 speed Lever Size: 1 finger Oil: Shimano Mineral oil Tooled Reach Adjust: yes Recommended Brake Caliper: BR RX810 Mfr Claimed Weight TBC