rubber wheel 8" specifications:6inch,8inch,10inch,12inch,14inch,etc. rubber tire rubber casters Rubber wheelsspecifications:6 inch,8inch,10inch,12inch,14inch,16inch,etc.materials:natural rubbersthe rim can be plastic or steel.Non-marring wheel: 10" non marring rubber wheel that will not scuffor leave any marks on any floor surface. Fits on all aluminum or steel hand trucks. Rubber Wheel