Set of 4 Lawn Mower Tire Inner Tubes TWO 15X6.00-6 Fronts & TWO 20X8.00-8 Rears Price is for a set of 4 tubes, you get TWO 15X6.00-6 front lawnmower tire inner tubes and TWO 20X8.00-8 rear lawn mower tire inner tubes. All 4 tubes will have the standard TR13 stems. I sell these individually in my ebay store or in pairs if you need just the front or just the rears. Not what you need? Put your tire size in the "Search Store" box in the header above to see more items or contact us with the email link at the bottom of the page.