The SRAM Force AXS E1 Upgrade Kit brings your groupset to the next level. This kit includes left and ride side shift/brake levers which are compatible with AXS derailleur, improving your wireless shifting. It also features two compatible flat mount brake calipers for reliable and modulated braking power. This version comes with the Hammerhead Karoo, one of the premier cycling computers on the market. Equipped with a color screen, countless training programs, and accurate mapping, this computer helps you improve every time out. The SRAM Force Upgrade Kit brings your bikes tech to the next level.