The Shimano Deore SL-M5100 Right Shift Lever is designed for use with 11-Speed Deore M5100 MTB drivetrains. FEATURES: RapidFire Plus technology is suited to quick shifting, giving riders the ability to downshift three gears in one stroke OT-SP41 reduces inner cable friction to provide quick response to operations and effortless shifting SPECS: Shifter Style: Trigger Rear Der/Shifter Compatibility: Shimano DynaSys11 Drivetrain Speeds: 11