Perko Stealth Series - Fold Down All-Round Light - Vertical Mount 13-3/8" Height - 2NM Range - 1642DP0CHRStealth Series Fold Down All Round Light (1642) For use on windshields, T Tops, Rails, Arches and Hard Tops Plastic Adapter Available for Flat or "V" Type Mounts, Contains Notch for Through Base Wiring Fold Down, Adjustable Angle Reduced Glare Design Black Plastic Top with Clear Fluted Lens & Frosted Globe Chrome Plated Zinc Alloy Base Quick Release Lever Graduated Adjustment Increments Designed for use on Pontoon Boat Square Rails Vertical Height: 13