Enhanced Sliding Door Security Bar: Worried about your window and door strength? Supforce's sliding door lock bar, made of high - strength alloy, a 1 - inch pipe, and fiberglass. For use at home, in an apartment, or while traveling alone, it has an adjustable design deters burglars and withstands up to 400 pounds of force, Easing your concerns and successfully fending off every determined intruder. Adjustable Length: Our sliding door lock bar is highly adaptable, featuring an extension option that adjusts from 17 to 55 inches. It's designed to fit a variety of doors and windows, from small balcony doors to large patio glass doors. Ideal for homeowners and essential for travelers seeking security during temporary stays. Strong Anti-Slip Design: Designed with a rubber tip for optimal friction and a powerful anti-slip grip, our window security bar stays firmly in place on wooden, metal, or plastic surfaces. The double-nut adjustable tension ensures a secure fit without damaging your frames, providing reliable protection that you can trust. Easy Installation: Installing your sliding door lock bar is a breeze! In just three simple steps, adjust the length by rotating the bar, secure it with the spring clip, and calibrate the double nuts on the anti-slip base, you’ll have it ready in 1 to 2 minutes without any drilling required. Fit for Sliding doors & Windows: Our sliding door security bar is the ultimate solution for enhancing the safety of both sliding doors and windows. It keeps your family and pets secure while actively deterring thieves. Travel with confidence, knowing your home is well protected. sliding door security bar, sliding glass door lock, window security bars, sliding glass door security bar, patio door security bar, security bar for sliding glass door, window bars security inside, sliding door security, sliding door lock bar, window security bar, sliding door bar, window bar, sliding window security bar, window lock bar, window securitysliding door hardware, window safety bars, patio door lock, sliding door stopper, glass sliding door lock, burglar bars for sliding doors, apartment security