1.the ply is 20 PR 2.the pattern is RIB 3.we can do OEM 4.with CCC certification The sizes of TBR tires are 7.50R16, 8.25R16, 9.00R20, 10.00R20, 11.00R20, 12.00R20, 12.00R24, 11R22.5, 12R22.5, 13R22.5, 295/80R22.5, 315/80R22.5, 385/65R22.5, 215/75R17.5, 235/75R17.5, 265/70R19.5 and 9.5R17.5 etc TBR 1200R24