Unfortunately, it is not available in brass. But, it is LED and much better quality hardware.
Dimensions are: Base diameter 2-1/2 (slightly smaller than the brass original), shade diameter 2-3/8, full length 3-3/8, total clearance required is 4 inches.
Built-in touch-controlled on/dim/off switch, the light provides a direct beam reading light as well as ambient light for the cabin. High-quality brushed aluminum construction with an adjustable light angle and a warm white, 3000K Cree bulb providing 270 lumens at 2W.
Works with 12V and 24V systems. Includes mounting screws and allen wrench.