all-steel radial truck tyre size: 12R22.5 ply rating: 18 tread depth: 18mm QINGDAO WEIHANG ALL-STEEL RADIAL TRUCK TYRE SIZE: 12R22.5PLY RATING: 18TREAD DEPTH: 18MMCERTIFICATE: DOT,ECE, CCC, ISO. Welcome to our company's website, if you have interests in our tyres, pls do feel free to contact us.Our tyre with high quality, well price and best price.