Most popular choice for light truck tire chains. Diamond truck tire chains insures a smooth ride with less vibration and noise. Maximum traction insures minimal brake distance and skidding. D-Link pattern Links for extended life and traction. 3.8mm cross chain a type SAE CLASS "S" for restricted clearance requirements. Exclusive Ratchet Tensioner for quick installation and removal. Comes with a zippered storage case. Not recommended for off-road, mud, plowing, diesel, or heavy duty trucks.