Shimano Acera M3010 2-Speed Left Bicycle Shifter - Perfect for Mountain Biking and Road Cycling Gear Upgrades

The Shimano Acera SL-M3010-L Shifter offers quick and easy shifting for 2x9-speed MTB drivetrains.

• Shimano's RapidFire Plus technology is suited for quick shifting, giving riders the ability to downshift three gears in one stroke
• The optical gear display tells you which gear position is selected while riding