*We do our best to ship your order same day once it passes security clearance for fraud (typically 1 business day). If you order falls outside of our normal business hours (11A - 5P everyday except Thursdays 11A - 7P, we are closed on Mondays) your order will ship next day following fraud check. All parts an accessory orders are shipped via USPS priority or ground-advantage mail. Bike orders are shipped via Bike Flights (a UPS partner).
Mon: Closed Tue, Wed, Fri - Sun: 11:00am - 5:00pm Thu: 11:00am - 7:00pm
MICHELIN's Airstop name says it all. Their Airstop tubes use a proprietary butyl rubber that holds pressure longer so you won't have to top off your tires so much. These fine tubes are reinforced at the valve, too.
- 40mm Presta valve
| Option | UPC | MPN | Store SKU |
|---|---|---|---|
| 29 x 1.90 – 2.125 | 3528701021850 | 57901 | MIC43134714E |
