Flying Horse Bicycle Handlebar Mounted Chrome Round Side Mirror &ndash; Gas Bike Mirror The Round Chrome Side Mirror is a great mirror for your bicycle or motorized bike These mirrors are great for any style handle bar, including cruiser, mountain, and ape hanger bars Installing this mirror is simple: remove the mounting bracket and place it over your handle bars. Then take the mirror and slide it through the ports on the bracket to your desired height, fasten the locking bolt, and you're ready to ride Measurement: 2-3/4" diameter; 5" neck