1Applicable Model: The laydown license plate mount is a replacement for Big Twins 1973 and Up, please check the model and year before ordering. 2Complete Kit: This kit includes a black angled license plate mounting bracket with backing plate. The two rubber spacers are used to control vibration and angle. 3Flexible Mounting: Two rubber spacers are used to control vibration and angle, allowing the angle of the bracket to be raised or lowered as needed. 4Parameter: The overall size of this license plate mount is 4x7in, the bottom size is 1?1/4in, and the bottom hole to top hole size is 1?1/8in. 5Rigorous Testing: All components are rigorously inspected and meet the strictest quality standards for stable performance and long service life.