LIKENNY 4 Inch Universal Inner 2 Pieces Speaker Baffle Speaker Vibration Improves Sound Black Baffle, Spacer, Control, Quality,

Ships from Japan [Set contents] 2 inner baffles. [Product specifications] Material: Plastic. Size: outer diameter 13.6cm, inner diameter 9.1cm, thickness 1.2cm. [High Quality] Made of high quality material, waterproof. [Performance] Eliminates unnecessary resonance, sound reflections and interference that occur inside the door, and allows the speaker to perform well, making it easy to improve sound quality. [Wide Compatibility] Since it is a universal product, it can be installed regardless of the car model as long as it can be installed with 4 inches.