Cybernet Twin Lock II Purchased for 20,670 yen in January of the year before last due to an urgent need, and used once on a 15km snow-covered road. After use, it was washed with water, but there is some slight rust. Please refer to the photos. Easy to install. Please refer to the 7th photo for the applicable tire sizes. I was able to drive on snowy roads without slipping. Chain CYBER NET TWIN LOCK Ⅱ Tire