pu foam tyre : 1:wheel:6"*2" 8"*250-4 10"*300-4 10"*350-4 2,PAHs REACH 3,Top quality ,quickly shipment pu foam tyre : We specializes in manufacturing all kind wheels, pneumatic rubber wheels,solid rubber wheels, powder rubber wheels,semipneumatic wheels,flat free polyurethane wheels(pu wheels),truckle etc. Specification:rubber wheel