This adapter is made of high-strength metal. Neither resistant and corrosion-proof and offers a final solution for the demanding environment Easy to install, no complicated step and requires no tools The AKR28 round adapter ensures seamless connectivity and compatibility between devices and provides essential accessories for your device setups Ideal for professional engineers, enthusiasts and technical personnel, a reliable device connection required Perfect for AKR21 Blinkes Speedlight, Electronic Device Debugging and Routine Maintenance Tasks, Improving Efficiency and Accurate