The Center-Mount Bubble Mirror Head is a stainless steel product that offers practicality and safety. With an 8-inch diameter bubble glass, it helps eliminate blind spots for safer maneuvering. The 5/16-inch center-mount ball stud provides added stability and easy tilt adjustment. The first-surface electro-chrom glass eliminates glare, ensuring maximum safety. This mirror head has been vibration-tested and salt-spray-tested for 360 hours, guaranteeing a long life. Sold individually, it fits most makes and models, making it a reliable and versatile choice for any vehicle.