SRAM G2 RS Disc Brake Caliper Assembly - Post Mount Diffusion BLK Anodized A2 Fits Model-Ultegra R8050-SS/GS A new derailleur will be

A new derailleur will be included in the bike box along with the appropriate shims needed for proper install

And to further this concept

} Integrated MTB bike shifter adapters for TRP brakes

allowing more leverage and less force to be applied for activation

Tech 3 X2 Duo Disc Brake & Lever SetThe Tech 3 Duo offers total independency between the front and rear calipers

SRAM G2 RS Disc Brake Caliper Assembly - Post Mount Diffusion BLK Anodized A2 Fits Model-Ultegra R8050-SS/GS A new derailleur will beSRAM G2 RS Disc Brake Caliper Assembly Post Mount Diffusion Black Anodized A2. G2 Disc Caliper AssemblyHose sold separately TECH SPECS Defined Color Black Brake Lever Actuation Hydraulic Rotor Included No Brake Caliper Type Post Mount Hydraulic Fluid Type DOT