15x3 "solid rubber wheel , heavy work. use for wheel barrow wb6400 , paiting color as your like . can be solid axle . 15x3 big solid rubber wheel . heavy load . many different tyre pattern and different rim type for different customers mainly size : 4x2, 5x2, 6x1.5, 6x2, 7x1.5, 8x1.75, 8x2, 10x1.75. 10x2, 13x3, 14x4 etcwelcome e-mail us for much more.