Tech 3 master cylinder hope have kept the key features of the tech evo master cylinder and worked to improve the ergonomics and integration on the handlebars the tech 3 master cylinder offers a slight increase of power of about 5 over the tech evo popular design features of tech evo remain the same such as the reach and bite point control bpcadjustability the piston is actuated by a cam and a roller system to eliminate any free play and initial friction the classic split clamp design mak