The Shimano Deore SL-M4100 shift levers provide light and responsive shifting for all mountain bike riding styles. RapidFire Plus technology is suited to quick shifting, giving riders the ability to downshift three gears in one stroke Numbered gear display is positioned below the handlebar and indicates gear position at a glance OT-SP41 reduces inner cable friction to provide quick response to operations and effortless shifting Color: Black Shifter Style: Trigger Rear Der/Shifter Compatibility: Shimano Mountain Drivetrain Speeds: 10