BRIGHT CHOICE! The AutoLöc Tri-Bar Headlight Conversion replaces the popular 7"" sealed beam round headlights used in many cars and trucks. Uses a replaceable H4 bulb to give you the best visibility possible. Features AutoLöc's exclusive Omni-View technology to ensure maximum light output. Easy installation even for the ""weekend"" mechanic.The Tri-Bar Headlight is constructed of a lightweight plastic case with a glass lens. Includes removable rubber seal to prevent moisture build up and allow easy access when replacing H4 bulbs. Tri-Bar 7"" Inch Halogen Lens Assembly w/ H4 bulb