Insta-Chain is an automatic ice chain that deploys at the flip of a switch when you need traction in ice & snow. It allows you to save valuable time & arrive safely to your destination. With Insta-Chain you don’t have to get out and chain up, you just simply flip the switch & have instant traction. Our unique features include: A grease fitting in the Chain Wheel & Arm, individually replaceable chain segments, dust seals & an option for 12 chain segments per wheel. Insta-Chain simply last longer & are easier to maintain than their competition.