1Fitment: This 22mm x 1.5 weld bung has wide range of uses, suitable for Particulate bung, Particulate fitting, Soot sensor, Pm sensor. 2Stainless Steel Material: This repair fitting is made of 304 grade stainless steel material with CNC machining to ensure strong and durable. 3Reliable Connection: Welded plug can be firmly fixed to the soot sensor to ensure a stable connection, with good electrical conductivity for effective signal and power transmission. 4Simple Operation: Particulate sensor fitting is simple to operate, no cutting or splicing, no complicated operations, convenient for using. 5Excellent Replacement: No longer will you need to replace an entire component if one of these sensors strips out, just replace the repair fitting.