On this page, you find our selection of TW couplings for tank trucks and similar applications. In our assortment, you find everything from couplings and covers to plugs and gaskets. Our TW couplings are made of different materials like stainless steel, aluminium, Hypalon, brass, Teflon and plastic. Our selection of TW couplings is also very versatile when it comes to sizes. We offer TW couplings with a thread size from 2” to 4”.