Snow chains, quick and easy fitting 9 mm slim fit cable links, specific for cars with limited gap between tyre and mechanical parts. Self-tensioning system • After the installation and the first manual tensioning, the chains tighten automatically while driving. No more stops for tensioning. • Hardened special alloy steel with diamond pattern grip. • Flexible internal cable for an easy and quick installation without moving or lifting the car. • New composite plastic ratchet, ideal for alloy rims Approved TÜV AUSTRIA – ÖNORM V 5117 GEPRÜFT