CIPA 11110 PWC 4" x 7" Wing II Mirror (Black) Sporty universal side mount marine mirror with a 4 x 7 OE grade convex glass surface that eliminates symptoms such as ghosting and multiple reflections Features a ball and socket adjustment knob that keeps the mirror where you position it Features an anti-scratch quick mount bracket system that is made of sturdy aluminum, and requires no drilling Constructed of sturdy non corrosive materials and salt spray tested Bracket will mount to round or square windshield frames from 1/2 to 7/8 of an inch. Universal positioning so it can be mounted to the driver or passenger side of the boat