Upgrade Door Security Barricade Brackets,Thickness-1/4" Drop Open Bar Holder Steel U Bracket fit for 2 x 4 Lumber,Carbon Steel,Black

Material:high quatity Q235 carbon steel ;Surface:black powder coatedUPGRADE DESIGN:we have increase the thickness of the Security Barricade Brackets into 6mm which ensure the bracket is stronger enough .Compare to the 3.5 mm or 4 mm bracket skysen Security Barricade Brackets will get double defensive power.PACKAGE INCLUDED:2 * U shape barricade brackets ,6 * installation screws with plastic anchor ,"DROP BAR IS NOT INCLUDED",easy to install,in case you need any help or there is some parts missing ,please feel free to contact usFIT FOR 2 x 4 LUMBER:special designed to fit lumber of 2x4 ,processed with electroplate before the black powder coat ,anti-rust ,anti-deformation,suit for both indoor and outdoor .