Shimano XT Dyna-Sys 10 speed Shifters SL-M770-10R Right side

Dyna-Sys component Two Way Release Multi Release Removable Optical Gear Display .

SL-M770-10R
Series Deore XT
Shift Lever Type Rapidfire Plus
Cassette Compatibility 10-speed

This shifter works only with Shimano MTB 10 speed system (Dyna-sys) cassette CS-HG81, CS-M771 and CS-M980, and 10s Dyna-Sys chain CN-HG74, CN-HG94 and CN-M980