Well-designed open bar mount: Provides excellent security for your front doors, windows, barns, sheds, etc. Barricade mount: Suitable for 2 x 4 lumber. A simple and cost-effective measure to stop intruders and thieves. Heavy-duty security mount: Made of 0.3 cm thick, high-tensile steel, super strong and sturdy, long service life, rust-proof black powder coating provides rust protection. Wide application: Perfect for securing your garage door, front door, basement door, barn door, castle entrance, chicken coop door, garden gate, shed, warehouse, fence gate, barns, etc. Easy installation: The security door lock mount includes 2 door mounts and 6 screws.