... .4. Long service life.We can supply all kinds of tyres and inner tube (Natural rubber and Butyl rubber). Specific size ... as follows:1,The Agricultural tyres with pattern R1 size:20.8-38,18.4-38 ... ,4.00-7,3.50-8 etc.2,The Agricultural tyres with pattern F2 size:11.00-16,11L-15,10 ... .50-16, 6.50-16, 6.00-1617,The bias car tyres size :205/75D-15 .225/75D-15 Double Road brand ...