Bild Male URT Lugged Coupling Jump to Section Product Options Related Products Product Options Part Number Size Thread Material GEM300A 3" URT Aluminum GEM300P 3" URT Polypropylene GEM400A 4" URT Aluminum GEM400P 4" URT Polypropylene Related Products Bild Female BSP Lugged Water Coupling with King Shank Serrated Tail Bild Female URT Lugged Coupling Bild URT Lugged Cap