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