Our post connectors allow you to design and construct your own posts in gardens or places such as outdoor shelters and canopies. The electro-galvanised connector can easily connect and stable the beams. All the connectors are pre-drilled. This wood beams shoe is for 2 square 81mm wood beams. Note: Delivery does not include screws and mounting material....IMPORTANT: Must read the Details & Care section below. Berkfield Home Post Connectors 4 pcs L Shape Galvanised Metal 81x81 mm in Silver