Bontrager Thorn Resistant Tube 35-44 700
Bontrager Thorn Resistant Tube 35-44 700, Protect yourself from flats with Bontrager Thorn Resistant tubes. Asymmetric design uses thicker rubber on the thread side and thinner rubber elsewhere, which saves weight without lessening puncture protection. Bontrager Thorn Resistant Tube Features: 4.1 mm thick Protected from sharp road debris