STAINLESS STEEL CONSTRUCTION. MODEL 3 RE RF CARTRIDGE. RATED FOR 25 PSI. STYLE 9704765 20500. S/N 112839. QUICK CLEAN DESIGN. 2" O.D. LINE CONNECTIONS. THE MAGNET IS 3"Ø X 13" LONG. MAGNET IS HOUSED INSIDE A 5" O.D. SWING-OUT TUBE FOR TRAMP METAL REMOVEL. CLEAN IN PLACE DESIGN. OVERALL LENGTH = 45". EXTREMELY STRONG MAGNET!