This 1-piece scope base for the Winchester Super X shotguns will provide a reliable, secure and rock-solid base for your optics. The base is precision CNC machined from aircraft grade aluminum, making it not only strong but also very lightweight. It has a matte black finish. And best of all, since it is made by Winchester, you can be sure that it will be a perfect fit on your prized SX4, SX3 or SX2 scattergun.