For SHIMANO Altus SL-M370 3x8/ 3x9 Speed Bike Trigger Lever Shifters MTB Bike UK
3x8 24 Speed. 3x9 27 Speed(SL-M370). This Shimano M370 3 × 9 Speed Shifter Set is a pair of Rapid-fire Plus shifters for quick and precise shifting with SL cable adjust for fine tuning your gears. For 8 speed indexed SIS shifting.