PN#610450  SKU#9893  Brand: Retrac. Size: 5-1/2″ x 7-1/2″. Stainless Steel. Rectangular Center-Mount Convex Mirror Head. This American-made, rectangular convex mirror provides a wide-angle view of blind spots and the passing lane. 1/4″ center-mount ball stud for added stability and easy tilt adjustment. Vibration-tested and salt-spray-tested for a minimum of 360 hours. Made in USA.