This patten is designed for size 8.25-16 .its ply rathing is 14PR or 16PR and also all kinds of other sizes such as:12.00-20 16PR/18PR;11.00-20 16PR/18PR;8.25-20 14PR/16PR;7.50-16 8PR/10PR etc...

About more product information pls go to our web:www.qdskycorp.com