The Ticon Industries titanium O2 sensor bung with saddle is an M18x1.5mm threaded fitting for installing an oxygen sensor into exhaust piping. Made from titanium as specified, the bung includes a saddle to sit against the pipe for welding or mounting, allowing a clean sensor location in retrofit or custom exhaust work where an M18x1.5 sensor port is required.
Ticon Industries Titanium 02 Sensor Bung w/ Saddle - M18x1.5mm