Specialized Airlock Schrader Valve Tube

FLAT ISN'T IN MY VOCABULARY.Specialized quality is necessary in every aspect of your precious bike. Be sure to hook yourself up with the Specialized Airlock Schrader Valve Tube integrated with a self-sealing tube in order to avoid those pesky thorns that always seem to sneak their way in. FEATURES Airlock Sealant Self-Sealing