Dec 20, 2022 10:00:30 PM Lennard Zinn Share: facebook-f icon linkedin-in icon Twitter icon pinterest-p icon envelope icon Flats and tubeless woes are in the spotlight this week. Read the full article at Technical FAQ: Pinch flats, non-tubeless road tires set up tubeless, wires in tires on VeloNews.com. velonews, ask lennard zinn, technical q&a, technical faq, lennard zinn