Red is SRAM's top spec road/gravel equipment Right hand shifter/Rear brake set Direct or flat mount caliper options Titanium bolts 1800mm hose SRAM's HydroR technology ensures better braking, more control, and improved performance in all conditions. Optimized power and modulation for higher speeds and more control Refined lever body design is more comfortable Easy access bleed port means convenient service Shift paddle design is lightweight and offers improved finger clearance