tire chain

noun

a chain fitting over the tire of a car, truck, or other vehicle, to increase traction and prevent skidding on roads covered with ice or snow.

Also called skid chain.

Examples from the web for tire chain

Inclement weather imposes road restrictions and limited access, in addition to tire chain controls in specific park areas.
They are resistant to thermal stresses created by wide temperature variations and to tire chain wear.
Any tire chain, bar grip, or other device affixed to a tire in any way would be prohibited.