TFX PTFE lube BICYCLE CHAIN OIL DRY CONDITIONS PTFE TECHNOLOGY The PTFE technology, a Teflon polymer, used in TFX oil ensures flawless drivetrain operation, even in very dry conditions, and exceptionally smooth gear changes. Metal components are perfectly protected against corrosion, as well as dust and dirt entering the drivetrain while driving. MAIN PRODUCT FEATURES: DRY CONDITIONS PTFE TECHNOLOGY PROTECTS AGAINST DUST