Shimano XTR SL-M980-I Rapidfire Plus shift lever set, which is designed for 3x10-speed drivetrains.
Series: XTR M980.
Shifter Type: Rapidfire Plus.
Drivetrain Compatibility: 10-speed Dyna-Sys (HG-X chain compatible).
Front Shifting: Includes a Mode Converter on the left shifter, allowing it to be used for both double (2x) and triple (3x) cranksets.
Mount Type: I-Spec (Version A). This allows the shifter to mount directly to compatible Shimano brake levers (such as M985 or M988) using a single clamp.