... 2.80/2.50-4, 6" x 2", 3.00-4, 4.10/3.50-4, 3.50-5, 3.50-6, 4.10-6, 3.50-7, ... 3.25/3.00-8, 3.50-8, 4 ... .80/4.00 ... -8, 5.00-6, 6.50-8 and so on.Main use: wheelbarrows ... EquipmentEconomic alternative to steel rimmed pneumatics wheelbarrow wheel 16" x 4.00-8 High Quality