Reduced Glare DesignABYC, NMMA, RIMA certified. For use on powerdriven vessels under 20 meters (65.6'). 2 mile visibility. 3/4" anodized aluminum tube. Fixed mount, black plastic base. Black plastic top with clear fluted lens, frosted globe. Mount with #8 screws. Complete with 12V bulb. 1" x 2-5/8" base, 6-3/4" height. Std. Ctn. 5.