Insta-Chain Automatic Tire Chains are used by major municipalities across the globe on school buses, safety vehicles and rescue vehicles.
6 Chain Air Operated System

Chain up instantly with Insta-Chain, the automatic tire chains / automatic snow chains with the difference!
When hazardous conditions of ice and snow threaten your safety, just flip a switch and your Insta-Chain Automatic Snow Chains go to work. You never have to stop your vehicle to "chain up" again! You don't even have to leave the driver's seat. Traction is instant and fully automatic! And Insta-Chain Automatic Snow Chains meet all states DOT requirements.
Insta-Chain is the best automatic tire snow chain available! Insta-Chain offers patent pending individually replaceable 6 or 12 strand chain wheels so you can pick the model that works best for you. Insta-Chain utilizes 100% grease-able bearings that keep the arm and wheel bearings from rusting and seizing. Grease-able bearings have proven their superiority and durability for years. That is why they are on every make of automobile, bus, and truck on the road. By utilizing the 100% grease-able bearings you can count on your Insta-Chain Automatic Snow Chains to provide you with the safety and traction you need for years to come. A complete Dust Seal on the air cylinder housing keeps out dirt, salt, ice and other debris; which can cause the unit to seize or even break.
Insta-Chain Automatic Snow Chains are activated from the cab of your truck!
While your vehicle is in motion. At the flip of a switch, eliminating manual installation of chains. Activated and retracted from the safety of the driver's seat. Proven traction and braking in all weather conditions. Traction in forward or reverse Chain up only when you need to. Saves wear of tire and road.