SRAM G2 RS Disc Brake Caliper Assembly - Post Mount Diffusion BLK Anodized A2 Fits Model-Ultegra R8050-SS/GS } Integrated MTB bike shifter

} Integrated MTB bike shifter adapters for TRP brakes

}Surly 26"-29" CroMoly Rear Rack: Black

And to further this concept

Highest grade of carbon

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 } Integrated MTB bike shifterSRAM 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