The König XG-12 Pro 225 is specifically designed for 4x4s and SUVs. It has a 12 mm clearance between the inside of the wheel arch and the tread. The snow chain is self-tensioning. With just one grip, the chain is easy to install. The micro-adjustment system ensures perfect tension of the chain and high driving comfort. With an innovative cross-link design featuring 2 carbide chain links, you get optimal grip and improved driving characteristics on snow and ice. You can also attach nylon bumpers to protect your alloy wheels. The XG-12 Pro has the following certifications: Ö-Norm 5117, Ö-Norm 5119, CUNA, UNI 11313, TÜV.