Superlight Tube
by 49N
49N Superlight Tube
A performance-oriented butyl inner tube designed to shave rotational mass without sacrificing durability.
Key Features:
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Weight-Optimized Construction: 0.7 mm wall thickness (–22 % versus standard) for reduced weight.
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Durable Butyl Compound: Automated hot-feed extrusion with hydraulic press–cured vulcanization ensures consistent, high-quality construction.
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Pre-Inflation Quality Check: Each tube is inflated and stored for 24 hours to detect leaks or defects before packaging.
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Presta Valve (French Valve): Low-lead nickel-plated valve with a threaded stem and removable core for easy sealant injection or cleaning.
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Valve Length Options: Available in 48 mm, 60 mm, or 80 mm to accommodate shallow to deep-section rims.
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Easy Identification: Comes in an unmistakable orange-coded box.
Specifications:
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Size: 700 × 23–28 mm
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Wall Thickness: 0.7 mm (–22 % weight reduction)
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Valve: Presta, removable core
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Valve Lengths: 48 mm / 60 mm / 80 mm