Safeguard your home against unauthorized entry with the Door Lock Security Bar 2-Pack by Stalwart. Use these 2-in-1 window and door locks for front door, sliding door, or window protection thanks to the easily interchangeable caps, which allow you to use them to brace the knob of a hinged door or act as a stopper for sliding doors and windows. These multipurpose door stoppers are constructed from high-grade iron and withstand up to 400 pounds of pressure so you can use them for everything from window security bars to hotel door locks for travelers, for safety at home and on-the-go. Stalwart, for door security devices that are SMART, STRONG, and SECURE. IMPORTANT: Stalwart is committed to providing the consumer with the absolute best price and value on all of our products. NOTE: This is an exclusive product of Stalwart and ONLY Window Security Devices by Stalwart are GUARANTEED to be genuine. Avoid buying counterfeit products and transacting with unauthorized sellers. Stalwart is a registered trademark protected by U.S. Trademark law and will be vigorously defended.