Light duty rubber caster Wheel material:Black rubberBracket options:Double ball path frame,high quality armor plate,rivet.Wheel selection:Double ball bearing(2")Color:WhiteBrake selection:Side brakeBracket selection:1.Double Ball path heat treatment,boost up use.2.Finish:chrome plated,Black lacquer,blue zinc3.soleplate to orderInstallation fashion:Thread stem with side brake