In the past we only offered heavy duty, but our competitors were selling medium duty at lower price than our heavy duty chains. So, we began to offer a medium duty to compete with their lessor chain. Tire Chain is not commodities.
Optional Tensioner is recommended for maximum life and performance of chains.
For easier installation of two and four link chains see our Sno-Chain Ramps. Fits: 20x10x8 20x10x10