1.Professional provider in China 2.Good quality and competitive price 3.Material: Steel/plastic ... powder coated.Various sizes available:6.50-8E, 400-8, 13*3.00-8, 3.50-4CO1, 3.50-4CO2, 3.50 ... ,3.00-4, 4.00-6,4.00-8, 3.50-8, 6.50-8 Detailed pictures:Specifications Wheel Barrow Wheel Rim(Professional manufacturer)