This is a new quality Korean made tire inner tube, this same tube will fit ANY of the following sizes: 18X8.50-8, 18X9.50-8, 20X8.00-8, and 20X10.00-8. These tubes have the common TR13 straight stem that is made on the tube offset to one side. This size tube is very commonly used in the rear tires of riding lawn mowers, golf carts, etc.

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Most smaller items will be shipped USPS first class or priority mail. Larger items or large quantities may be shipped UPS ground. We ship orders Monday thru Friday only. Orders placed Friday after noon may not ship until Monday.