Black anodized aluminum. Used to mount a license plate holder to the rear fender on virtually all Bagger, Softail or other H-D style rear fenders. The license plate mount is 5-axis CNC machined and curved to follow fender contours. Dimensions: 2.95″ (7.5cm) high x 4.52″ (11.5cm) wide. Ready to take a custom license plate holder.