4" SS304 End Cap for Tri Clamp/Tri Clover Fittings4" SS304 End Cap for Tri Clamp Tri Clover Fittings This 4" end cap is compatible with all tri clamp tri clover fittings. These are usually placed over the open end of valves or tri clamp compatible piping in order to keep it sanitary. You can also custom weld and or drill into them to make custom pieces. These end caps are manufactured from 304 food grade stainless steel, and meet all of today's sanitary standards for sanitary fittings. DETERMINING