These Extend-A-Post Vertical T-Post Extensions slide right over your existing t-post, providing you with an additional 2' in a matter of minutes.  Extensions fabricated out of conventional, standard t-post.  Utilization of our t-post extensions varies from deer fencing, to garden projects, to grapevine trellises.  One tek screw per extension is included with purchase to secure your extension.  Our Extend-A-Post T-Post Extensions are made in the USA.  Please reach out to our customer service team if you have questions regarding installation.