We can produce different types of Trolley Tyre for your require. If you are interested in our products and our company, please kindly let us know your need, so that we can supply you more information. for the moment, we can produce  the following size:
400-8
350-8
300-8
8"x2.5-4
10"3.50-4
10"300-4
400-4
10"3.50-4
13" 3.50-6
13"3.00/3.25-8
13"400-6
13"500-6
14"3.50-8
16"400-8
16"4.50-8
16"6.50-8
15"600-6
18"6.50-8
13"6.50-6
etc................