Shimano XTR M9100 Right Hand Shifter - Band Clamp - 12 SpeedShimano XTR M9100 Right Hand Shifter This light touch shifter now operates with 35% less force than its predecessor and features the proven Rapidfire Plus switching logic with double sided switchable lever (2 way release) from the previous version. The XTR SL M9100 gear lever shifts 20% faster due to a revised interior, allowing you to select the appropriate quickly and more efficiently than ever before. 20% quicker lever access time Intuitive simple