4-1/2" 30W 12V sealed beam unit. Fluted clear lens - 515784 The simple 90 degree 'Twist

The simple 90 degree 'Twist to Lock' mount

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Rear pipe wraps close around the oil tank and becomes upswept

Buddy Boy Deep Dish Solo SeatNew deep-dish design

4-1/2" 30W 12V sealed beam unit. Fluted clear lens - 515784 The simple 90 degree 'TwistReplacement USA style 'sealed beam' style unit. Fits all 4 1 2" diameter spotlamps passing lights. Bulb is non removable and unit is single beam. Mandatory in the U. S. from 1939 to 1984 since it was forbidden to ride drive any vehicle on a public road with replaceable light bulbs. In 1984 H4 was finally approved and introduced. In the sealed beam the 'light bulb' is sealed into the unit and cannot be removed. These are non ECE approved period correct