PU foam wheel : 1.wheelbarrow wheel 2.kinds of bearing 3.several colors. 4.light weight,acid and base resistant 2)6inch:6"x2"3)7inch:7"x2.50-44)8inch:8"x2.50-4,200x50,8"x2.50-65)10inch:10"x3.00-4,10"x3.50-4,10"x3.00-66)12inch:12"x3.00-5,12"x3.50-5,12"x4.00-47)13inch:13"x3.00/3.25-8,13"x5.00-68)14inch:14"x3.00-8,14"x3.50-89)16inch:16"x4.00-8,16"x4.00-10,16"x1.8A,16"x1.8B10)20inch:20"x2.125" ...