... 3.50-4 Pneumatic Wheel 4,OEM accepted 1. Variety: Pneumatic Wheel,Solid Wheel,Foam Wheel,Tubeless Wheel,Castor Wheel, Wheelbarrow Tyre&tube and ... etc.2. Pneuamatic Wheel=Tyre + Tube + ... etc2.2. Tyre Layer: 2ply,4ply,6plyTyre Pattern: LUG,Direct,Diamond flower,Big Flower and moreTyre Colour: Black ...