Great British Steel: The bracket itself is made using 2.5mm Heavy Duty Galvanised Steel, which will remain rust-free forever, even in the event of the coating being damaged. Powdercoat Finish: As with other Framola products, this one comes with a textured black finish, which is both pleasing in appearance, as well as helping the outer of the bracket remain durable and hard-wearing. Getting The Right Kit: To get the right Framola kit for the size of wood you are using, please select from the options "Suitable for", this will allow you to select between 3"x3" (75mm x 75mm), 4"x4" (100mm x 100mm) posts or 6"x6" (150mm x 150mm) posts. Easy to Use: Simple and easy to install, place along the corner join of the pergola and simply screw to the wood. Dimensions: These 6"/150mm Posts brackets are 150x150x150mm either side of the fold, Manufacturer: Indoor Outdoors