Thule CK-7 is often suggested by car manufacturers as a solution for vehicles with problems in snow chain fitting, like Citroën C4 Picasso, C3 Picasso, Fiat Bravo, Lancia Delta, Peugeot 1007, Peugeot 207, Renault Laguna II, Renault Laguna III, Seat Exeo.
Self-tensioning system: just one stop to fit the chain.
Micro-regulation system for perfect tensioning of the chain.
Icebreaker reinforcements added to provide better grip, reliability and durability.