This is a smartphone holder arm specifically designed for the Honda S660. This listing is for the arm only; the smartphone holder itself is not included. It is installed using the two screw holes for the center console's drink holder. Mounting screws are not included; please use the ones already on your vehicle. The ball mount is 17mm in diameter, making it compatible with most smartphone holders. Material: ABS resin This item is 3D printed, so please be aware that there may be layer lines on the surface.