Lopolight Series 300-039 - Double Stacked Masthead Light - 5NM - Vertical Mount - White - Silver Housing [300-039]Series 300 039 Double Stacked Masthead Light 5NM Vertical Mount White Silver Housing Lopolight started out back in 2004, offering many solutions and neat combinations for all size boats and yachts. The tradition continues. Lopolight offers a full range of navigation lights dedicated for boats and yachts, resulting in an elegant, compact and precise solution with good value for money. Features: Double Light Masthead Technical Specifications: Visibility