3" Diameter.
Diameter of the mounting flange is 4 3/4"
Constructed of 316L Stainless Steel.
Tip includes internal flap.
Sold Each.
45 Degree Angle Cut.
Use Silicone to seal to Transom.
Length 12-1/2", Flange to Inside End 5", Flange to Outside End 7-1/2".