HD-OEM: 52781-82BPart Number: 50-0806 UOM: 1 - SET Summary:Side plates are non-detachable and can mount sissy bars with a width of 6-3/4" . Mounting hardware not included. Requires relocation of stock turn signals. If installing shorter backrest, some drilling may be required.Style: Non-Detachable Fitment: FXR 1982-1994 Tech. Notes:Suggested to use screw set #37-1509Measurements: Front to Rear: 9-1/2" Front Hole to Hole: 1-9/16" Country of Origin: Imported