This pneuamtic wheels with metal rim galvanized, with maxi load capacity 100 KG,  be used for trolley, hand truck, industrial equipment, air compressor, high pressure washer, and more 

More other sizes including 10" x 3.00-4, 10" x 3.50-4, 13" x 3.25/3.00-8, 13" x 4.00-6, 14" x 3.50-8, 16" x 4.00-8, 16" x 6.50-8 are available  

Pneumatic Wheels