Shimano CUES SL-U8000-11R Shifter - Right 11-Speed Rapidfire Plus BlackShimano CUES SL U8000 11R Shifter Right 11 Speed Rapidfire Plus Black. The Shimano CUES SL U8000 Rapidfire Plus 11 speed shifters refined shape light operation and clean cable routing make this shifter a delight to use. Rapidfire Plus provides quick lever access and light operation Instant Release shifting technology releases cable as soon the lever is activated resulting in the quickest possible gear changes 2 Way Release adds the ability to activate