DIY Security for your home , Apartment, Office!  The Big Jammer Door Brace is ideal for home, dorm, apartment or office use. It installs easily, wedging under a door knob to prevent opening. The Big Jammer adjusts to fit most hinged doors. The end caps can be removed to allow for use with sliding glass doors as well. Clean, baked enamel finish makes it attractive for in-house use.

Big Jammer Door Brace

  • This adjustable door brace is made from strong 20 gauge steel and features heavy duty rubber end caps. It installs easily under the door knob to prevent the door from being opened. A bracing pin provides added strength, by securing the Big Jammer at the adjusted height. Adjusts from approximately 30 to 46 inches.