This Picatinny rail is designed for Vector Optics 30mm scopes and is easily installed. Made from durable aluminum with a matte finish, it allows for the mounting of additional accessories, such as torches, lasers, and collimators. The sturdy construction makes it suitable for use in both airsoft guns and firearms. The package also includes a 30mm to 24.4mm (1 inch) clamp adapter which allows for mounting on various sized tubes, and an Allen key is included.