The Chorus 12 Ergopower Shifters have a refined ergonomics and provide two different lever positions to adjust the levers to your personal preference and hand size. Like the previous iteration, the shifters have dedicated up and downshift levers for positive gear changes in either direction and feature Ultra-Shift, which provides multiple-cog shifting capacity. Ultra-Shift allows you to dump up to three harder gears in the sprint and upshift up to five cogs for easier pedaling while going into the base of a climb hot.