This 75mm x 75mm powapost flush bolt post shoe is designed to make installing your garden fencing quick and simple this flush fit bolt down shoe is suitable for installations where a post requires fitting against a flush surface needs installing on an existing wall or needs to be inline with a patio or decking this accessory is easy to use and will make your garden fencing very strong using the post shoe mark where you want your post to fit then mark each hole using the post shoe as a guid