In search of fasteners? Whether you are repairing your ride, customizing a special, or restoring a classic, MotoSport has the hardware you need. These M6 Aluminum Works Washers can go anywhere a standard washer fits. Place them on radiators, front fender mounts, or the gas tank mount! Made from 6061 aluminum. Sold in a pack of 10. Note: 16 mm - 20 mm.