V-Band Clamps are designed for popular heavy duty truck Diesel Particulate Filter system. The clamp band’s v-retainers and all metal lock nut are constructed of 300 series stainless steel and come with a T-bolt latch constructed of 420 stainless steel for added durability. The V-band couplings are easily assembled and disassembled for ease of use during service and maintenance. The T-bolt latch provides high tensile strength, durability and corrosion resistance, making them perfect for heavy-duty applications.