Shimano CUES ST-U6030-L Shift/Brake Lever - Left 2x BlackShimano CUES ST U6030 L Shift Brake Lever Left 2x Black. The Shimano CUES ST U6030 dual control lever inherits advanced features from their renowned 105 series. Its updated lever position and bracket designs were developed through extensive research on different hand shapes. Budding road and gravel riders will feel at ease thanks to this refined lever design the reliable performance and the smooth intuitive shifting that Shimano CUES is known for.