Air-Loc brand Natural Rubber radial tube size 23.1R26. It can be used in either radial or bias tires sizes 23.1-26, 23.1R26, and 620/75R26. This tube will have the TR218 stem and can be liquid filled for weighting if desired. Natural rubber tubes are tougher, more resistant to heat, chaffing, rips, tears, and have a greater range of stretch. Natural rubber tubes have long been used in forestry, logging, mining, and drag racing tires because of the extreme conditions those industries place on tubes. Natural rubber tubes are more expensive to manufacture and not all sizes are made in natural rubber.

Tube will be identified with: 23.1R26 Natural Rubber

Tube fits ALL of the following sizes: 23.1-26, 23.1R26, AND 620/75R26