18x850/950-8 Tube 20x800-8tr13

For nearly 70 years Martin Wheel has provided quality products at a competitive price. We'll keep you rolling whether you're at work or play! Our tubes are designed to be quality, long-lasting products that provide you with the greatest amount of performance and satisfaction at a great value. Made of quality butyl rubber. Use: Lawn & Garden, Utility, ATV. Fits tire sizes: (18X850-8), (18X950-8), (20X800-8). Valve stem type: straight (TR-13).