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Michelin's New Protek Max Inner Tubes Are Injected with Sealant
Jan 30, 2013Michelin's new Protek Max inner tubes are injected with sealant and have a square profile and textured bumps that react in compression if punctured. Michelin said this reaction helps the tube close around the hole. Regular inner tubes, by ...
Tags: Michelin, Protek Max inner tubes, tube