This sale is for one Air Filter Element. It fits Tear Drop air cleaners used on S&S super "B" carburetors, and measures 6" od. with a screen width of 2", and foam filter width of 2 1/2". This washable and reusable air filter features a foam element, with a metal screen mesh support and nylon edging. It is made in the USA, with USA components which ensures quality. Thanks for looking, and be sure to check out my other items for sale. I gladly combine shipping when possible.