– Alivio M3100 series shifters
– 2×9 and 3×9 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