Buy Shimano Alivio SL-M3100-R Shifter Right,9-Speed, RapidFire+,Optical Gear Display at Walmart.com
1.SL-M3100-2L 2.SL-M3100-L 3.SL-M3100-R Parts detail: 1.SL-M3100-2L SHIMANO ALIVIO RAPIDFIRE PLUS MONO Shifting Lever 2x9-speed --For front double chainring --Light and responsive front shifting improves efficiency and control