1:DOT ECE GCC ISO Certificate 2:High quality ,Competitive price 3:Fast delivery,Good service The detailed specification :10-16.5-8ply 10-16.5-10ply 12-16.5-10ply 12-16.5-12ply 14-17.5-14ply 15-19.5-14ply Should any of our products be of interest to you, please feel free to contact me, I will be very glad to service for you at any time. Skid steer tire 12-16.5