Ultra-Light 38 g Bicycle Inner Tube with Metal Valve, Puncture-Resistant, for 700c Wheels, Pink

Description

• Ultra-light design: At just 38 g, approximately 70% lighter than conventional butyl rubber inner tubes.
• Puncture-resistant construction: TPU material offers puncture and abrasion resistance, stability at low tire pressure, and reduced blowout risk.
• Improved air retention: The optimized valve-stem structure and rubber pad reduce friction and improve sealing.
• Multiple valve lengths: Available in 45 mm, 65 mm, and 85 mm lengths for different rim heights.
• Inflation instructions included: Inflate to 5 PSI during installation before reaching the recommended pressure.

Features: * Ultra-light TPU design: 38 g (approximately 30.1 g), 70% lighter than butyl rubber inner tubes, making it easier to carry and more responsive. * Puncture-resistant: TPU material is puncture-resistant, abrasion-resistant, and aging-resistant, with stability even at low tire pressure. It is oil- and water-resistant and has strong load-bearing capacity, reducing the risk of sudden blowouts. * Improved air retention: The valve features an optimized stem structure and a rubber pad to reduce friction, improve sealing, and maintain tire pressure for longer. * Multiple valve lengths available: 45/65/85 mm (approximately 1.77/2.56/8.5 cm), available in metal or TPU versions to accommodate different rim heights. * Correct inflation instructions: Do not overinflate when not installed. During installation, inflate to 0.5 PSI (approximately 0.03 bar/3.5 kPa) with the tire sidewall, then inflate to the recommended pressure. Specifications: * Product name: 38 g ultra-light bicycle inner tube. * Material: Rubber. * Size: Approximately 45/65/85 mm. * Color: Pink. * Weight: Approximately 50 g. Package contents: 1 x ultra-light inner tube

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