Stern Light Base.
This two pin contact style stern light base offers clean, fresh styling with a rugged stamped stainless steel cover.
Perfect for saltwater and fresh water applications. Great for all boats. The round footprint is 2 3/8″ in diameter. When closed, the profile is only 3/8″ high. The molded inner cap seals water out of the socket when the cover is closed. The inner socket contains a large drain hole to prevent clogging and contact failure. For use with all straight pole lights with a locking collar.