Perko Stern Light 

USCG certified for use on sail or power driven vessels under 20 meters (65.6') in length. 2-mile visibility. Chrome plated brass top with black plastic base. Clear lens. 12V bulb included. Screw size: 4.

Housing: Chrome, Mount: Vertical, Base: 2-3/8" OD x 7/8" H "

Sold: Each