【Strong and Sturdy】Our bracket is made of 4mm thick carbon steel, which has strong deformation resistance and rust resistance and can be used for a long time. The 50mm long screws also provide extra protection for your home security. 【Easy to Install】Each bracket has 6 countsunk holes for manual and power tools, and just ruquire simple drilling. You can apply it to your bedroom, gate or garden fence or wherever you want to use it. 【Package Included】2x door barricade brackets; 12x screw. Suit for standard 2x4 lumber (Standard 2x4 lumber is 1.5"x3.5"; Lumber is not included ).Can work with any width of the door. 【Keep Your Home Safe】Compared to expensive and complex alarm systems and security APP, this is a simple and low-cost measure to prevent bad guys or thieves from entering your home and blocking them on the other side of the door. Just a few minutes, you can get double defensive power, is a best choice for your home security. 【Widely Applicable】Suitable for all kinds of scenes, not only can enhance the safety of front door, garage door, gate, warehouse, garden, etc., but also can be used to fixed the shelf or as hook to be used.