G72R series connector is a special connector for radiator special-shaped nozzles, which can seal 2 dense nozzles at the same time to solve the sealing problem of narrow space; manual operation, simple and easy to use, special aviation aluminum alloy body not only ensures firmness, but also ensures the lightness of the connector, greatly reducing the labor intensity of the operator. Complete product models, can adapt to various sizes of flange tube sealing applications. Straight-through design, to ensure high flow performance of the product, whether it is gas test or liquid test, can adapt.