... span 4.competitve price and manufacture directly 5.We have truck butyl and natural inner tubes with different models and surprised ... on the tube Product Specification/Models The sizes we can supply are as flow: 1200-24, 1200-20, 1100-22, 1100 ... -14, 450/500-12, 400/450-12, 400-8. Application truck,forklift,tractor,car,etc