1. Compatible with OEM Harley Davidson Springer models, not DNA Springer. 2. Improved the length of bolts, which is more longer than the original kind. 3. Made of alumunim 6061 T6, which is more stable with higher handlebars. 4. Height: 3 inches ( Same height as OEM). 5. Finished with Chrome- plating. 6. Packing: Sold in Set ( with all the hardware, which is installed easily.)