The SL-M610-IL Rapidfire Plus lever features 2Way-Release, which allows for relief shifts by either pull of the index finger or push of the thumb and Shimano's I-SPEC B mounting system creates a cleaner and lighter bar setup.

• Ergonomic lever shape and easy lever access
• Intuitive and readily visible Optical Gear Display
• Precise and consistent shifting performance
• I-Spec B brake lever mounting
• Compatible with 2 or 3 speed MTB drivetrains front shifting