Shimano Altus SL-M315-L 3-Speed Left Rapidfire Plus Shifter

Take dependable control of your front chainrings with the Shimano Altus SL-M315-L left trigger shifter, engineered specifically for 3-speed triple mountain bike setups. Its slender main lever body keeps your cockpit clean and supports internal cable routing setups.

Equipped with Rapidfire Plus mechanism, this unit delivers responsive, effortless shifts with 2-Way Release capability, letting you initiate shifts with either a thumb press or index finger pull. Downshifts across multiple gears remain smooth and immediate, while an under-bar numbered optical display lets you check your front chainring position instantly.

• Triple front chainring specific (3-speed left side)
• Shimano mountain front derailleur compatibility
• Optislick cable with uniform electric coating for low-friction routing and rust resistance
• Standalone trigger shifter unit without integrated brake lever