RockStone Roadmax Tire ST939 Certificate:ISO,DOT,GCC,ECE,Smark,REACH Size: ... .5, R24.5 Delivery: 2~3 weeks. RockStone Roadmax Tire ST939Certificate:ISO,DOT,GCC,ECE,Smark,REACHSize: R20, R24, ... steering.Provide excellentair holding property and durability.Provide a flat footprint for exceptional stability.SIZES Avaible now: Truck.Bus ... : Tina ZhangCell: 0086-159-5408-6591 RockStone Roadmax Tire ST939-E