Schwalbe 24X1-3/8 /1.75 Fits 25-540 Av, 40mm Valve
Price 7.09 - 7.75 USD
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 24x1.75 to 600x37A - including 37-540 * 40mm Schraeder valve * 130 grams