... , natural rubber tire and steel rim make sturdy wheel.(6) Material of rim: Steel or plastic.(7) Use: It can be used for wheelbarrow ... , 2.50-4, 2.50-8, 3.00-4, 3.50-4, 4.10/3.50-4, 3.00-8, 3.25/3.00-8, 3.50-6, 3.50-7, 3.50-8, 4.00-4, 4.00-6, 4.00-8, 4.80/4.00 ... -8, 5.00-6, 6.50-8 rubber wheel 4.80/4 ...