O2 Sensor Fitting Bung, Protective Shell Plug Adapter Steel M18 X 1.5 Straight Thread Plug (38mm) 2PCS

High Quality Material-Made of mild steel and nickel plated on the surface which can avoid cracking and excessive heat expansion High Quality Material-Made of mild steel and nickel plated on the surface which can avoid cracking and excessive heat expansion High Quality Material-Made of mild steel and nickel plated on the surface which can avoid cracking and excessive heat expansion High Quality Material-Made of mild steel and nickel plated on the surface which can avoid cracking and excessive heat expansion High Quality Material-Made of mild steel and nickel plated on the surface which can avoid cracking and excessive heat expansion.syi