Best Price Schwalbe 26X1.25/ 1-5/8 Fits 37-590 Av, 40mm Valve
26X1.25/ 1-5/8 FITS 37-590 AV 40MM VALVE Schwalbe tubes retain air up to twice as long as budget tubes due to butyl content and quality, combined with stringent quality control Fits from 26×1.25 to 26×1.75 – including 37-590 40mm Schraeder valve 140 grams
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