O2 Oxygen Sensor M12 x 1.25 Stainless Steel 304 Female Threaded Stepped Weld Bung Metric Mounting Boss

· Stainless Steel 304 for corrosive environments, rigid and durable body design

· Precision CNC machined for tight, leak free performance and has polished finish appearance

· Clean metric M12*1.25 straight thread; Threaded though whole part; Suitable for common O2 automotive and motorcycle replacement sensors

· Use for your custom oxygen sensor install, exhaust, down pipe, headers, exchangers and other installations where weld-in or weld-on metric connection is needed

· Easy to weld; Stepped double sided design with thick top head flange