Shimano XT RD-M8120 2 x 12 Speed Rear Derailleur SGS Double - Black Grade Of Product:Grade D+ creating a cinema-like listening experience

creating a cinema-like listening experience for music

Alloy brake lever for secure and dependable braking

and a simplified

quantified

Demanding workout

Shimano XT RD-M8120 2 x 12 Speed Rear Derailleur SGS Double - Black Grade Of Product:Grade D+ creating a cinema-like listening experienceSingle tension spring prevents contact with the chainstay resulting in a silent ride Rubber bumper on pulley cage for added silent drive 13T pulleys and decreased derailleur tension prevent high chain tension in low gears Direct cable routing prevents snagging from any trail side hazards Full carbon fibre outer pulley cage saves weight while alloy inner cage increases rigidity Cold forged wide alloy links and pivot body Four fluorine coated link pin