TecScan SEESeasy Golf Cart Rear View Mirrors Mini Wide-Angle Non-Adjusting for Narrow Spaces & Trails Small Size 3.25" X 4.25" -- Easy To Install Non-Folding and Small Designed Specifically for Golf Carts Great for Tight Spots on the Course or in the Garage Wide Angle for Good Vision to the Side and in Reverse Solid Design -- Look Like They Belong On the Cart Park your cart on carpet or grass. That way if you drop the mirror it is not likely to break. Do not over tighten screws; they can cut through the plastic. Sit in the cart, hold the mirror 3 inches above your eye level, and mark the spot on the roof strut. Measure from the top of the strut to your mark and round it to the nearest inch; that way, it will be easier to duplicate the process on the other side. Start one of the self-driller screws just part way. <span class="a-text-bold">DO NOT DRILL THE BOTTOM HOLE, YET.</span> Using the top slot slide the mirror in place and tighten the screw just snug. Sit in the cart and adjust the mirror so you can see the horizon at the top, the ground, and rear of the cart at the bottom. Mark the location of the bottom hole in the center of the bottom slot and remove the mirror. Repeat the process for the bottom hole with starter hole and inserting the screw just part way. Slide the mirror in place, sit inside the cart and make a final adjustment, if necessary. Tighten do not over tighten screws.