The vr3the vr3 is the ideal companion for any complete day of adventuring or spirited road riding its frame is made of uhc advanced textremer carbon fiber and features componentry like shimano shifters and derailleurs a rotor 3d30 adventure crank with super compact gearing and shimano rx31 wheels which all come together for a lightweight bike that can tackle any ascent even after a full day in the saddle shimano ultegra drivetrainlight action vivid shifting is just one of many features