Marathon Flat Free Quick-Seal Replacement Inner Tube - 4.00-6 / 13x5.00-6 - Pre-filled with Flat Free Tire Sealant
- Repair your flat tire, seal punctures and prevent future leaks-all with one tube.
- Sealant will seal tube punctures up to 1/8".
- Tube is pre-filled with Flat Free Tire Sealant.