we produce all sizes of wheelbarrow tyres and inner tubes. Size as 5.00-12, 5.00-10, 4.00-8, 3.50-8, 3.25-8, 3.00-8, 3.50-7, 4.00-6, 3.50-6, 13*3, 3.50-7, 3.50-5, 3.50-4, 3.00-4, 2.50-4... Quantity Per Month: 2000000 pieces Delivery Way - Date Of Delivery: 20 days after receive your dispent