This product was added to our catalog on June 5, 2018
Thursday, Sep 12 2019 (3 months ago)
Continental 42mm Presta Valve Tube (29 x 1.75-2.5)
I ordered 4 of these Continental tubes for use on my mountain bike. Had two flats in two rides with two different tubes due to manufacturing defects or poor quality rubber. Both tubes failed along seams.