The Shimano 3x6 Shifter set st-ef41 is a high quality shifter for all your biking needs. Using the EZ-Fire Plus mechanism, you can easily shift through the 6 speeds with the 2-finger lever blade. The steel brake levers provide better durability and with the optical gear display you are always aware of the selected gear. Also included are cables and housing for smooth operation with V-brakes and mechanical discs.