316 stainless steel. On the exterior, they have a smooth edge over the competition. Unlike some others, there is no protruding cap to cause damage- or be damaged by- hull bumps or scrapes. Cap unscrews with hex head wrench for easy cleaning of filter and pressure testing of entire fuel system. Includes two silicone gaskets.


Hole : 1-3/8"
Hose : 5/8" I.D.Max Hull Thickness : 7/8"