1.manufactuer 2.size:400-8W/Z 350-8W/Z 325-8Z 3.weight:370g 280g-290g 220g-230g 4.valve:TR87 TR13 TR1 TR4 We are a professional wheel barrow tire ,wheel barrow tyre,wheelbarrow tyre and inner tube manufacturer with competitive prices and good quality.And we have been in this line for many years .We manily export to South America, Central America,Africa,The middle-East Asia and so on.At present,we ...