M 3 Screws: The top uses M 3 screws, which can be used with other devices with M 3 screw holes. | Design: The surface of the product is designed with a rolling pattern, beautiful and elegant as well as easy to install and hold. | Bottom Material: Finely processed stainless steel, sturdy and durable, not rust-y. | Surface: The surface adopts rolling pattern design, easy to install and hold, beautiful and generous screws: the top uses screws, which can be used with other devices with screw holes. | Suitable Model: Compatible with DJ I OM4/OS MO mobile 3.