Shimano CUES SL-U4010 Linkglide 9-Speed Shifter Easy Shifting Shimano CUES was created to provide versatility for a wide range of bike styles. It features incredibly smooth and stress-free shifting, the robustness to withstand the demands of e-biking, and a durable design that lasts up to three times longer. The Shimano CUES SL-U4010 Linkglide 9-Speed Shifter has a refined level shape and light operation for easy shifting. It features Rapid Fire Plus and an Optical Gear Display so you can always see exactly what gear you're in. Features2-way release so you can shift up with your thumb or finger Rapid Fire Plus for quick and smooth shifting action Optical Gear Display shows you what gear you're in Shift lever cable adjust for quick derailleur adjustments on the fly | Shimano | Cues Sl-U4010 Linkglide 9 Speed Shifter 22. 2Mm Clamp, 9 Speed, Linkglide