Two Pack Heavy Duty Bike Tubes For 18 Inch Rims 18x1.75 To 18x2.25 With AV Schrader Valve 32mm 45/57-355 Beefed-Up Durable Replacement Tubes For 18 Inch Tires Designed For Road Mountain And City Bikes

Two-Pack Heavy-Duty 18-Inch Bike Tubes with AV Schrader 32mm
✔️ 2-pack, fits 18x1.75-18x2.25 tires, AV32mm Schrader

These heavy-duty inner tubes fit 18 inch rims from 18x1.75 to 18x2.25 and are compatible with road, mountain, and city bikes. Designed for long rides, reliable pressure, and tough daily use.

✅ Pack size: 2 tubes with AV32mm Schrader valve
✅ Fits 18x1.75-18x2.25 tires
✅ Thickened butyl plus EPDM rubber, 40% thicker for durability
✅ Strong air retention: holds higher pressure for 6-9 months
✅ Puncture resistant and long service life
✅ Suitable for road, mountain, cruiser, and electric bikes

💡 What is a heavy-duty inner tube used for on 18 inch rims?

It’s handy for long rides and rough roads.

- broad use on road, mountain, city bikes
- improves puncture resistance and air retention
- supports longer rides with lower maintenance
- enhances ride comfort by dampening bumps