SRAM eTap Clic Bar-End Shift Buttons with 500mm Wires Black PairSRAM eTap Clic Bar End Shift Buttons with 500mm Wires Black Pair. eTap Clics Shift ButtonsEasy to reach locate and actuate Saves fitting and assembly time Shift with thumbs or fingers without changing position or grip The most aerodynamic extension shifters SRAM eTap shift logic for intuitive and reliable shifting Fit in the end of any extension with an inner diameter of 19mm 20. 5mm