This Mazda White Rotary Engine Horn Button is the perfect addition to your SPARCO, OMP, MOMO, or NARDI steering wheel. Measuring at 50mm in diameter, this horn button is made of durable plastic and is fit for Mazda vehicles. With universal fitment, this horn button can be easily installed in any car or truck. The item is sold with the horn button included and was manufactured in Japan. This unique and stylish horn button is a must-have for any car enthusiast looking to add a touch of personalization to their vehicle's interior.