SHIMANO CUES RAPIDFIRE PLUS Shifter Clamp Band 9-speed SL-U4000-9R Refined lever shape and light operation for easy shifting This lever's new shape and light operation provide riders with a comfortable, easy-to-use interface. FEATURES Quick lever access and light operation RAPIDFIRE PLUS - Easily-visible gear position indicator option improves shifting control OPTICAL GEAR DISPLAY SERIES : CUES U4000 Series Shifter type : RAPIDFIRE PLUS | RAPIDFIRE PLUS Rear speeds : 9 | 9 Compatible rear derailleur type : LINKGLIDE system 9-speed Recommended shift lever outer casing : OT-SP41 | OT-SP41