It compatible with Harley: Any H-D Model with Standard 3-Bolt Mounted License Plate Bracket & Universal for Custom Applications; Honda: '03-'09 VTX1300R/S/T, '02-'08 VTX1800R/S/T & Universal for Custom Applications Replacement OEM Part Number is 3148 Directly installed at the license plate position, simple and fast The backboard is made of steel, and the frame is made of aluminum. The material has compressive strength and durability, and has undergone multiple factory tests to ensure quality If you encounter any quality issues with the product, we will serve you 24 hours a day