Securityhigh quality carbon steel door stoppers security bar industrial grade forging processwhich the bracket is strong enough. Upgrade U-shaped Design - U-shaped design plus reinforce sturdy base can be installed on any exterior door to prevent or delay entry during a . Fit For 2 X 4 Lumberspecial designed to fit lumber of 2x4Industrial Grade Coating Finish provide long-lasting rust-proof for indoor and outdoor useIdeal barn shed garage gatestable etc. Quick and Easy Install - Within minutes your home will be more secure. Simple drilling is required and each drop open bar holder bracket has tooling holes for easy tool accessibility. Wide Application - This Door Security Bar Bracket provides great security for all types of or outswing doors Ideal for garage basement barn shed warehouse backyard and more. size: 14cm Material: Metal colour: black Package Contents: 2 x Door Barricade Brackets Only the above package content other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is or - 1-3cm.