Sherwood brand, 1 1/2 inch connection size seawater filter strainer.
Sherwood brand filter strainer with 1 1/4 inch connection for marine engines.
Sherwood seawater filter strainer, 1 inch connection size.
Sherwood brand 3/4 inch connection seawater filter strainer.
Sherwood seawater filter strainer, 1/2" connection size.