- Alivio M3100 series shifters
- 2x9 and 3x9 options enable a variety of riding styles
- 2-speed front shifter uses single-paddle Rapidfire Plus Mono technology for the most simple & intuitive front shifting
- Rapidfire Plus rear shifter mechanism allows up to 3 downshifts at once
- Easy to read optical gear display
- Optislick cables included
- Pairs of shifters also include SP-41 cable housing