This snow chain can be installed without moving (or jacking up) the vehicle! HEAVY DUTY TWISTED LINK Truck Tire Chain.Recommended for over the road, chain law, semi trucks.For plowing or extended use, the Heavy duty truck tire chains below are recommended when available in your size,Fits tire size:6.00-14,6.50-16,7.00-16,7.50-16,8.25-16,8.25-20,9.00-20,10.00-20,11.00-20,12.00-20,9R22.5,10R22.5,11R22.5,12R22.5,205/75R17.5,215/75R17.5,225/75R17.5,235/75R17.5,245/70R19.5,275/80R22.5,285/80R22.5,295/70R22.5,295/80R22.5,315/70R22.5,315/80R22.5 Package Includes: 2 car tire skid chains per package; Chains are made of manganese steel with a diameter of 0.35” [9mm]. Manganese steel construction:These Semi Truck Snow Chains are built with hardened Manganese steel which is wear-resistant, has a long service life, and is cold-resistant, ensuring reliable performance even in the harshest winter conditions. Tire Traction Chain :The four outside tensioning cams contribute to a secure & snug fit around the tires. This ensures that the wheel chains for snow remain properly aligned & in place, minimizing the risk of slippage or disengagement during operation. Enhanced Traction:These chains deliver excellent traction roads. The steel link design effectively grips the surface, enhancing the stability of commercial trucks,Pickup Trucks,Semi Trucks,Van,Dually Trucks,Atv,Light Truck,SUVs & pickups ,Heavy goods vehicles in snowy or icy environments. Easy Installation: Designed for quick and hassle-free installation, allowing you to get back on the road promptly. Brand Name fightingya Manufacturer fightingya Manufacturer Part Number Gg2p4jYQc-9mm-gS9d