TYK Industries 6.50-18, 7.50-18 Tube Heavy Duty 6.50/7.50/8R18 Farm Tire Inner Tube with a TR15 Valve Stem Valve Haltec's I-350-20 inflation system

Haltec's I-350-20 inflation system

Set at 100 in-lbs for TV-540 and TV-550 valves

commercial vehicles

TYK Industries’ tubes are manufactured from a thicker butyl rubber sheet to fight ozone and weather cracking

5/16-inch shank

TYK Industries 6.50-18, 7.50-18 Tube Heavy Duty 6.50/7.50/8R18 Farm Tire Inner Tube with a TR15 Valve Stem Valve Haltec's I-350-20 inflation systemExperience quality with TYK Industries heavy duty multi fitment farm implement tire inner tubes Up to 4X thicker than the competition. Prevents air from penetrating the inner tube for longer lasting inflation, and increased puncture resistance. TR15 short wide base rubber valve stem is 1. 38 inches long and designed for use in 0. 65 inch rim hole. Commonly found on farm implement industrial tire tubes For use in both Radial and Bias Tires Specifically