Shimano Deore LX ST-M580 3 x 9 Speed Dual Control ShiftersShimano Deore LX ST M580 3 x 9 Speed Dual Control Shifters The M580 Deore LX Dual Control STI Set for Disc Brake offer easy and fluid shifting using the brake lever, which is compatible with hydraulic disc brakes. Braking and gear changing is possible simultaneously and these shifters are easy to use with gloves. Comes with additional and removable lever for downshifting if required. These shifters are compatible with 9 speed systems and all Shimano