Suits Hole Centres Thread Part Number O-Ring Diameter
Mazda and Toyota Screw-In        M12x1.25 AN-6  RWF-680-05BK  
Subaru and Toyota 39.1mm AN-6  RWF-680-01BK 11mm
Mazda, Nissan and Subaru 32.0mm AN-6  RWF-680-02BK 11mm

 

SKU RWF-680