... :natural rubber Rim:plactic bearing:roll trolley air wheelPneumatic Rubber WheelMaterial :natural rubber Rim:plactic bearing:rollrubber wheelWHEEL ... ,weight,and packing terms.3). Quality: according to your requirement.4). Using: wheel barrow,hand trolley, tool cart,wagon,dustbin,equipment ... the goods in our own factory,we can control the quality.2). We can design the new products according to customer ...