Universal Fit Inner Tubes For 18x8.5-8, 18x9.5-8, 20x8-8 And 20x10-8 Tires With TR13 Valve Stem Heavy Duty Replacement For Lawn Mowers Go Karts ATVs Golf Carts Wheelbarrows Tractors 2 Pack

2-Pack Inner Tubes for 18x8.5-8 to 20x10-8 tires
✔️ Fits 18x6.50-8 to 20x10-8 with TR13 valve, heavy-duty

These heavy-duty inner tubes replace worn tubes on 8-inch rims and fit a range of outdoor equipment. They cover sizes 18x6.50-8 to 20x10-8 (rim diameter 8 in / 203 mm; width 6.5-10 in / 165-254 mm).

✅ Universal fit for 18x6.50-8, 18x7.50-8, 18x8.50-8, 18x9.50-8, 20x8.00-8, 20x10.00-8
✅ Heavy-duty butyl rubber construction for long life in all seasons
✅ Thick TR13 valve stem seat resists tearing; no reinflation for months
✅ Wide compatibility with wheelbarrows, mowers, ATVs, go-karts, golf carts, and more

💡 What is an inner tube used for in small wheel setups?

This handy part keeps air pressure and cushions loads. - Provides airtight seal and shock absorption for lawn mowers, carts, and ATVs - Durable TR13 valve stem and heavy-duty butyl rubber for long life - Fits 18x6.50-8 to 20x10-8 tires as a handy replacement option