Shimano Altus M315 Rapidfire Plus Shifter

For reliable mountain bike shifting, Shimano&';s SL-M315 RAPIDFIRE shift lever is suited to quick shifting, giving riders the ability to downshift three gears in one stroke.- Slim main lever body- OPTISLICK for smooth shifting performance- Gear display positioned below the handlebar- Numbered gear display indicates gear position at a glance- Light shifting operation, wider compatibility, and suitable for internal cable routing- Streamlined cockpit experience