Stainless Steel -4 AN Bulkhead Thru-Hull Fitting 

-4 AN Stainless Steel Bulkhead Thru-Hull Fitting

This thru-hull with its one-piece construction will not lead as two-piece thru-hulls are prone to do. It gives a finely finished look to any installation. This bulkhead fitting has a 1/8" NPT internal female thread and the external bulkhead thread area is  2-1/2" long.