Beefed-Up Universal Inner Tube for 18x8.50-8 and 18x9.50-8 Tires With TR-13 Straight Valve, Fits ATV Quad Go Kart Lawn Tractor Snow Blower Golf Cart Garden Trailer Heavy Duty, 2 Pack

Heavy-Duty 18x8.50-8 and 18x9.50-8 Inner Tubes, 2-Pack
✔️ Butyl rubber inner tubes, TR-13 valve, fits 8 in rims, 2-Pack

These universal inner tubes fit a wide range of 8 inch rims and common tires used on ATVs, go-karts, lawn tractors, snow blowers, and garden trailers. They deliver long air retention and easy inflation with a sturdy TR-13 valve.

✅ Fits 18x6.5-8, 18x7.50-8, 18x8.50-8, 18x9.50-8, 20x8.00-8, 20x10.00-8 on 8 in rims
✅ High butyl rubber content enhances air retention up to 6 months
✅ Superior shock absorption and puncture resistance for smoother rides
✅ 5 year service life with heat and impact resistance
✅ Includes 2 inner tubes plus hardware: 5 valve covers, 1 valve core wrench, 2 aluminum caps

💡 What is a universal inner tube for 18x8.5-8 and 18x9.5-8 tires used for?

This handy tube addresses air retention, fit, and longevity for common 8 inch rim tires.

• Fits ATV, quad, go-kart, lawn mower and garden trailer tires on 8 in rims
• Improves air retention with high butyl content for longer inflation intervals
• Provides extended service life thanks to heat and impact resistance