NEW Shimano GRX BL-RX812 Rear Right Hydraulic Disc Sub Brake Lever Interrupter Type_Rims Approximate +10g in weight compared

Approximate +10g in weight compared to the fully CNC version

DH and everything in-between

Caliper Mount:Flat Mount

Wheel size versatility to run 27

100% Surly proprietary 4130 chromoly tubing

NEW Shimano GRX BL-RX812 Rear Right Hydraulic Disc Sub Brake Lever Interrupter Type_Rims Approximate +10g in weight comparedThe Shimano GRX BL RX812 hydraulic disc sub brake lever offers more confident and accessible braking from multiple positions. Allows you to quickly brake when riding upright Less fatigue on long tours Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences 1 finger lever size New band clamp type Color: Black Defined Color: Black