SRAM Red eTap AXS Left Shift / Brake Lever - Post Mount Caliper - 950mm HoseSRAM Red eTap AXS Left Shift Brake Lever Post Mount Caliper 950mm Hose Fully wireless electronic. Fully HRD hydraulic. The SRAM RED eTap AXS HRD shift brake system is the future. And the future is custom. AXS enabled and personalizable to hand size and reach, this is the best shifting and braking experience for all riders. AXSenabled for easy personalization Simple and intuitive eTap shift logic Personalize for your hands and preferences using the