Compact link snow chains, 9 mm internal clearance. Ideal for all vehicles with limited space between the tire and mechanical parts. Self-tensioning system • After manual installation and tensioning, the chain can further tighten automatically, avoiding additional stops while driving. • Diamond tread made of special cemented steel. • Short links with a "D" section usable on both sides. • Flexible internal cable for easy installation without lifting and moving the vehicle. • New composite plastic chain lock ideal for alloy wheels. TÜV AUSTRIA - ÖNORM V 5117 CERTIFIED Technical specifications: Tire size 140-12 145/80-12 145-12 150-12 155/70-12 165/60-12 500-12 135/80-13 135-13 145/65-13 145/70-13 155/60-13 155/65-13 165/55-13 165/60-13 175/50-13 over 150/65-340 over 150/65-345 over 160/60-315 over 160/65-315