Deer blind brackets tree house hardware 3 arm connector pergola framework build mount metal black 4 way 5 arms

corner brackets designed to fit perfectly with Grid pergola systems. All screws are included to connect to standard 4"x4"/6" x 6" wood posts. Made with super-strong, laser-cut, bent and welded 12-gauge steel, it features a 2-layer rust protection with outdoor quality powder coating. These high-durability brackets are easy to install: they can be assembled in less than 45 minutes using provided hardware.