The Kenda Kwick Seal Self-Sealing 700x23/25c Bike Tube is a sound choice for commuter, mountain, training and utility steeds that need puncture-resisting dependability without a big weight penalty. In contrast to their bulky thorn resistant cousins, the Kwik Seal is a conventional butyl tube containing a sealant designed to seal holes up to an eighth of an inch wide. Key Features: - Kenda Kwick Seal Self-Sealing Bike Tube fits 20x1-3/4 / 2-1/8inch applications- Self-sealing, stops leaks up to 1/8" diameter- AV Schrader valve- Available for various size applications

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