Perko 12V Vertical Mount Side Lights Chrome Plated Brass Technical Information Chrome plated brass or stainless steel top Black plastic case Certified for use on sail or power driven vessels under 12 meters (39.4 ft.) in length 12 volt Projection: 5/8" Length: 4-14" Width: 2-3/8" Screw Size: #4 Finish: Chrome brass Vertical Height Inches: 7/8 Model Number: 0955DP0CHR Ship Weight: 2.8/4.7