VOOZR Joystick Cap Peak Pro/Peak/Carta 2/Core Joystick ChamberThis is a metal Joystick cap suitable for Peak Pro/Proxy ventilation valves. The metal cap is equipped with short alloy tubes with inner diameters of 2.5mm, 3.0mm, 3.5mm, and 4.0mm, which can give you four different experiences.1.Designed for both The Peak, Peak Pro, Core Joystick, and Proxy .2.The Peak Pro Joystick Cap takes the Peak experience further by creating a better overall consumption experience, at a low cost.3.The Joysti...