The Polished Aluminum Bullet Mirror. The classic bullet mirror has been a favorite for many people for some time. This version is made from lightweight spun aluminum and finished with a polished, buffed appearance. When the lens locking screw is tightened, these mirrors reflect with minimal vibration. This version mounts with a solid 3/8" single stud backed up by a large diameter fender washer in the pedestal base making for a clean, solid mount. Also provided with a rubber base gasket. The lens measures 3-1/2".