... ,ISO9001:2000 STANDARD , our main products range :Agricultural tyre (R1), Agricultural tire (F2) , Agricultural Tricycle and Auto tyre(RIB ... Specific size as follows:1,The Agricultural tyres with pattern R1 size:20.8-38,18.4-38,18.4- ... ,The paddy field high tread tyre with pattern R2 size:600-12,650-16,750-16, 8.3-20, 8.3-24, ... -28, 12.4-28.6,The irrigation tyre,with pattern R1 size :11.2-24, 11.2-38, 14. ...