The Center-Mount Convex Mirror Head With J-Bracket is a durable and practical addition to any vehicle. Made of stainless steel and available in polished stainless steel, this mirror head features a 5-inch diameter convex glass that helps eliminate blind spots for safer maneuvering. The 5/16 inch center-mount ball stud provides added stability and easy tilt adjustment, while the mirror has been vibration-tested and salt-spray-tested for a minimum of 360 hours. Sold individually, this mirror head fits most makes and models, making it a versatile and essential safety feature for any vehicle.