A Stud-finder is a great idea. I used a franklin one on mine to find the studs for a bedroom tv . Covered the area in painters green masking tape first, then drew the lines on it from the studfinder and used a very small finish nail to make certain the stud was where it said it was.
2017 F350 Ruby Red Super Cab Dually 6.7 3.55 gears. B&W Companion 25K. BackRack. Gatorback mud guards. AUX65FCBRG aux tank. 2021 GD 380fl
2010 GMC Savanna 3500 extended 6.0