RIIEYOCA Dual Fan Computer Radiator Holder is made of thickened metal material,Black paint surface, beautiful appearance, rust - resistant corrosion - resistant, durable This fan bracket can be used to mount under a video card stand and is highly useful in a vertical slot for cooling the video card This computer cooling bracket is simple in design, easy to install, and equipped with matching 16 screws, it can better stabilize your computer fan With this Dual Fan Computer Radiator Holder, you can install extra fans to cool down your GPU without making a lot of noise while running Widely applicable to 80MM/90MM/120MM/140MM fans , little things and big value. It contains four fan brackets and 16 screws