The 4PCS Silver Aluminum Profile Connector is a versatile and durable building fastener made from high-quality aluminum. Specifically designed for the 3030 Series, this 3-way end corner connector is perfect for corner mounting in various home improvement projects. With dimensions of 2.17 x 2.17 x 1.18 inches and a weight of 8.8 ounces, these connectors are easy to install and provide a sturdy support for your building needs. Whether you are a professional contractor or a DIY enthusiast, these aluminum connectors are a reliable choice for your next project.