Prime's Clip On Tow Mirror easily installs with adjustable rubber straps to the O.E.M. mirror on most autos, vans, or pickups. It will not obstruct the vision of your existing mirror. No tools required for installation. Works great on the sport style mirror commonly found on Jeep Wagoneer, S10 pickups, and other hard to fit vehicles. Mirror arms extend approx. 7". To fit larger vehicle mirrors, use our "XL Clip On Mirror.