... foam tyre(6x2,2.50-4,3.00-4,3.50-6,3.50-4,3.50-5,4.00-6,13"x3.25-8,13 ... "x3.00-8,13"x5.00-6,4.80/4 ... .00-8,etc.)pneumatic wheel(6"x2 ... ",8"x2.50-4,200x50,10"x280/250-4,10"x3.50-4,13"x3.50-6 ... .50-8,13"x3.00-8,4.00-8,13"x4.00-6,13"x5.00-6,12"3.50-5,3.50 ...