Left Thumb Shifter - MTB, Double/Triple, Friction, Black

Sometimes simple things are better. No matter what kind of riding you do, or what kind of drivetrain you’re using, these retro-futuristic friction left thumb shifters deliver an intuitive, straightforward user experience. Whether you’re touring remote wilderness areas or riding around the neighborhood, you won’t miss a shift.

• Friction left side shifter compatible is with MTB double and triple front derailleurs
• Innovative torque bolt allows shift effort to be adjusted
• Low profile CNC machined aluminum body
• 22.2mm bar clamp diameter