Welcome to quality with a new TYK Industries 11.2/12.4R36/38 multi-fitment tractor tire inner tube. It is a multi-fit tube that is made to be used in the following sizes: 11.2R36, 12.4R36, 11.2R38 and 12.4R38. The most common applications are for farm tractor tires. This tube can be used in bias or radial tires and has a TR218A valve stem which can be used with air or liquid.