... 2. pneumatic wheel=Tyre + Tube + Rim assembled2.1. Tyre Layer: 2ply,4ply,6ply and moreTyre Pattern: LUG,Direct,Diamond flower, ... Tube Rubber Percentage: 20%,30%,40% and more 2.3. Rim Material: Steel powder and PlasticRim Colour: Reb,Black, White ,Grey ... ,Yellow,Blue,Zinc plated etcRim Model: Bolted rim,Welded rim,Centered rim,Offset rim 3. ...