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Homebase£31.00Visit shop Slime 29 Inch Mountain Bike Self Sealing Inner Tube With Presta Valve 2 Pack
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The Slime Mountain Bike Self Sealing Inner Tube is designed for mountain bikers of all skill levels who want to minimize the risk of being stranded by trail-side flats. Its primary benefit is the pre-filled sealant that automatically plugs punctures up to 3mm, keeping you on the trail longer with less maintenance; however, riders should note that while this prevents most common punctures, it may not effectively seal large gashes or sidewall tears.
| Brand | Slime |
|---|
Yes, it is compatible with most standard 29-inch mountain bike tires, provided your rim is drilled for a Presta valve.
The sealant is designed to remain active for the useful life of the tube, though environmental factors can impact longevity over several years.
Yes, but be aware that some CO2 cartridges can cause the sealant to clump if used in extreme excess; manual pumps are recommended for long-term reliability.
If the cut is larger than 3mm, the sealant will not be able to plug it. In this case, you will need to replace the tube and patch the tire casing.
Yes, this specific product is sold as a 2-pack.
Check that the valve core is tightened securely and ensure your tire casing does not contain the original thorn or object that caused the initial puncture.
Clean the valve interior with a thin wire or Q-tip and wipe away excess sealant from the valve threads.
Installation is straightforward: remove your existing tube, ensure the inside of your tire casing is free of sharp objects, and seat the Slime tube as you would any standard tube. When inflating, ensure your pump is firmly attached to the Presta valve to avoid bending the delicate stem. To keep the valves clear, periodically remove the valve core to clean out any dried sealant that may accumulate. Always dispose of old tubes according to your local recycling or waste management guidelines.
