These are great for extra grip on floors and hills with my 23x10.50x12 tires. They also did an excellent job on level, loose gravel, driving Dr. power drawn. They didn't work as well with the motor grader on steeper slopes and loose gravel (including more than 5-10 percent), but that's not because of the snow chains, it's because of the tires themselves. The quality is excellent and they were easy to install.