CST Tube
Best reliable replacement for mountain bikers seeking great value.
This is the workhorse of mountain biking, prioritizing consistent air retention over fancy tech. It offers a straightforward, no-nonsense construction that gets you back on the trail without fuss. You sacrifice weight-saving exotic materials, but you gain the peace of mind that comes with a reliable, airtight seal.
$5.21
Who it's for
- Budget-conscious mountain bikers seeking dependable flat protection
- Multi-bike owners needing a single tube size for various setups
- Cross-country riders using standard depth alloy or carbon rims
Who should skip it
- Weight-conscious racers looking to minimize rotating mass
- Tubeless-ready riders wanting to add sealant through the valve
- Performance-oriented cyclists prioritizing maximum speed and efficiency
Performance breakdown
Air Retention
Consistent wall thickness ensures pressure stays stable during long trail rides.
Valve Security
Threaded stem design creates a rock-solid seal with most pump heads.
Durability
High-quality butyl rubber handles daily trail abuse without premature failure.
Weight Efficiency
Standard construction prioritizes reliability over ultra-lightweight racing performance.
Installation Ease
Standard sizing makes for a straightforward, hassle-free swap on the trail.
Terrain Versatility
Robust enough for varied surfaces from gravel paths to rocky singletrack.
Key Specs
Weight
272.16 grams
Material
Butyl Rubber
Valve Type
Presta
Valve Length
48 mm
Wheel Diameter
29 inches
Wall Thickness
0.97 mm
Shaft Type
Threaded
Intended Use
Mountain Biking
Pack Quantity
1
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