Shimano tiagra 4703 3x10 speed sti shifter setthe shimano tiagra 4703 triple sti shifter set features an easy operation design lever where the compact lever bracket hood is made from soft rubber and anatomically shaped to allow easy braking and shifting regardless of hand position featuresarced travel on the shift lever always keeps the lever in reach when sweeping shifts across the cassette10 speed precision road shiftingadjustable reach main lever via a shim system and light action release le